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Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.", "units": {"USD": [{"end": "2016-12-31", "val": 0, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08"}, {"end": "2016-12-31", "val": 0, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2016Q4I"}, {"end": "2017-06-30", "val": 366346, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08", "frame": "CY2017Q2I"}, {"end": "2017-09-30", "val": 0, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07", "frame": "CY2017Q3I"}, {"end": "2017-12-31", "val": -10864, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"end": "2017-12-31", "val": -10864, "accn": "0000095953-18-000041", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2018-05-03"}, {"end": "2017-12-31", "val": -10864, "accn": "0000095953-18-000065", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2018-08-07"}, {"end": "2017-12-31", "val": -10864, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06"}, {"end": "2017-12-31", "val": -10864, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2017Q4I"}, {"end": "2018-03-31", "val": 0, "accn": "0000095953-18-000041", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2018-05-03", "frame": "CY2018Q1I"}, {"end": "2018-06-30", "val": 0, "accn": "0000095953-18-000065", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2018-08-07", "frame": "CY2018Q2I"}, {"end": "2018-09-30", "val": 0, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06", "frame": "CY2018Q3I"}, {"end": "2018-12-31", "val": 0, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"end": "2018-12-31", "val": 0, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 0, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "AdditionalPaidInCapital": {"label": "Additional Paid in Capital", "description": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.", "units": {"USD": [{"end": "2011-12-31", "val": 1153889, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08", "frame": "CY2011Q4I"}, {"end": "2011-12-31", "val": 1153889, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09"}, {"end": "2012-06-30", "val": 1196502, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09", "frame": "CY2012Q2I"}, {"end": "2012-09-29", "val": 1280735, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08", "frame": "CY2012Q3I"}]}}, "AdditionalPaidInCapitalCommonStock": {"label": "Additional Paid in Capital, Common Stock", "description": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). 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expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.", "units": {"USD": [{"start": "2009-01-04", "end": "2010-01-02", "val": 70535, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14", "frame": "CY2009"}, {"start": "2010-01-03", "end": "2010-07-03", "val": 0, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12"}, {"start": "2010-01-03", "end": "2010-10-02", "val": 5340, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15"}, {"start": "2010-01-03", "end": "2011-01-01", "val": 10680, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14"}, {"start": "2010-01-03", "end": "2011-01-01", "val": 10680, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2010"}, {"start": "2011-01-02", "end": "2011-04-02", 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Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": {"USD": [{"end": "2015-12-31", "val": 23076, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 23076, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 85464, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 357733, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"end": "2018-12-31", "val": 329534, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 329534, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 329534, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 358000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "CapitalLeasesFutureMinimumPaymentsDueThereafter": {"label": "Capital Leases, Future Minimum Payments Due Thereafter", "description": "Amount of minimum lease payments for capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": {"USD": [{"end": "2019-12-31", "val": 0, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments": {"label": "Capital Leases, Future Minimum Payments, Interest Included in Payments", "description": "Amount necessary to reduce net minimum lease payments to present value for capital leases.", "units": {"USD": [{"end": "2015-12-31", "val": 6064, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 4053, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 15177, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 164826, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"end": "2018-12-31", "val": 164826, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 164826, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 164826, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 165000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "CapitalLeasesFutureMinimumPaymentsNetMinimumPayments1": {"label": "Capital Leases, Future Minimum Payments, Net Minimum Payments", "description": "Amount of minimum lease payments for capital leases net of executory costs, which include amounts paid by the lessee to the lessor for insurance, maintenance and taxes.", "units": {"USD": [{"end": "2018-12-31", "val": 1031293, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 1031293, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 1031293, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 1077000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments": {"label": "Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments", "description": "Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.", "units": {"USD": [{"end": "2015-12-31", "val": 93932, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 120447, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 283019, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 912183, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"end": "2018-12-31", "val": 866467, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 866467, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 866467, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 912000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "CapitalLeasesFutureMinimumPaymentsRemainderOfFiscalYear": {"label": "Capital Leases, Future Minimum Payments, Remainder of Fiscal Year", "description": "Amount of minimum lease payments for capital leases due in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": {"USD": [{"end": "2018-12-31", "val": 354299, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 354299, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 354299, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 354000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation": {"label": "Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation", "description": "The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.", "units": {"USD": [{"end": "2015-12-31", "val": 5400, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30"}, {"end": "2015-12-31", "val": 5400, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 25300, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"end": "2016-12-31", "val": 25341, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 86357, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"end": "2017-12-31", "val": 86357, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 707112, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2018Q4I"}]}}, "CashAcquiredFromAcquisition": {"label": "Cash Acquired from Acquisition", "description": "The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).", "units": {"USD": [{"start": "2010-01-03", "end": "2011-01-01", "val": 0, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2010"}, {"start": "2011-01-02", "end": "2011-12-31", "val": 0, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2011"}, {"start": "2011-01-02", "end": "2011-12-31", "val": 0, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12"}, {"start": "2012-01-01", "end": "2012-09-29", "val": 1389054, "accn": "0000095953-13-000055", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-11-05"}, {"start": "2012-01-01", "end": "2012-12-29", "val": 1389054, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2012"}, {"start": "2012-01-01", "end": "2012-12-29", "val": 1389054, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12"}, {"start": "2012-12-30", "end": "2013-09-28", "val": 0, "accn": "0000095953-13-000055", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-11-05"}, {"start": "2012-12-30", "end": "2013-12-28", "val": 0, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2013"}]}}, "CashAndCashEquivalentsAtCarryingValue": {"label": "Cash and Cash Equivalents, at Carrying Value", "description": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.", "units": {"USD": [{"end": "2009-01-03", "val": 97215, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14", "frame": "CY2008Q4I"}, {"end": "2010-01-02", "val": 14096557, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12"}, {"end": "2010-01-02", "val": 14096557, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15"}, {"end": "2010-01-02", "val": 14096557, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14"}, {"end": "2010-01-02", "val": 14096557, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12"}, {"end": "2010-01-02", "val": 108902, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2009Q4I"}, {"end": "2010-07-03", "val": 98955, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12", "frame": "CY2010Q2I"}, {"end": "2010-10-02", "val": 1428824, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15", "frame": "CY2010Q3I"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-12-000017", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-05-08"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08"}, {"end": "2011-01-01", "val": 108902, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2010Q4I"}, {"end": "2011-04-02", "val": 889210, "accn": "0000095953-12-000017", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-05-08", "frame": "CY2011Q1I"}, {"end": "2011-07-02", "val": 115418, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12"}, {"end": "2011-07-02", "val": 115418, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09", "frame": "CY2011Q2I"}, {"end": "2011-10-01", "val": 119559, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15"}, {"end": "2011-10-01", "val": 119559, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08", "frame": "CY2011Q3I"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-12-000017", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-05-08"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-13-000018", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-05-07"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-13-000027", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-08-06"}, {"end": "2011-12-31", "val": 110138, "accn": "0000095953-13-000055", "fy": 2013, "fp": 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Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "units": {"USD": [{"start": "2017-01-01", "end": "2017-12-31", "val": -48000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2017"}, {"start": "2018-01-01", "end": "2018-03-31", "val": 4043, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2018Q1"}, {"start": "2018-01-01", "end": "2018-06-30", "val": 4244, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"start": "2018-01-01", "end": "2018-09-30", "val": 1857654, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12"}, {"start": "2018-01-01", "end": "2018-12-31", 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"accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06"}, {"start": "2019-01-01", "end": "2019-12-31", "val": 57000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2019"}, {"start": "2020-01-01", "end": "2020-12-31", "val": 23000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09"}, {"start": "2020-01-01", "end": "2020-12-31", "val": 23000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2020"}, {"start": "2021-01-01", "end": "2021-12-31", "val": 538000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29"}, {"start": "2021-01-01", "end": "2021-12-31", "val": 538000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2021"}, {"start": "2022-01-01", "end": "2022-12-31", "val": 199000, "accn": 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"filed": "2013-03-12", "frame": "CY2011Q4I"}, {"end": "2012-09-29", "val": 2274000, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08", "frame": "CY2012Q3I"}, {"end": "2012-12-29", "val": 2274054, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12"}, {"end": "2012-12-29", "val": 2274054, "accn": "0000095953-13-000018", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-05-07"}, {"end": "2012-12-29", "val": 2274054, "accn": "0000095953-13-000027", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-08-06"}, {"end": "2012-12-29", "val": 2274054, "accn": "0000095953-13-000055", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-11-05"}, {"end": "2012-12-29", "val": 2274054, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2012Q4I"}, {"end": "2013-03-30", "val": 2274109, "accn": "0000095953-13-000018", "fy": 2013, "fp": "Q1", "form": 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comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading). 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"fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30"}, {"end": "2015-12-31", "val": 146257, "accn": "0000095953-16-000176", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2016-05-09"}, {"end": "2015-12-31", "val": 146257, "accn": "0000095953-16-000203", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2016-08-09"}, {"end": "2015-12-31", "val": 146257, "accn": "0000095953-16-000228", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2016-11-08", "frame": "CY2015Q4I"}, {"end": "2016-03-31", "val": 146257, "accn": "0000095953-16-000176", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2016-05-09", "frame": "CY2016Q1I"}, {"end": "2016-06-30", "val": 146257, "accn": "0000095953-16-000203", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2016-08-09", "frame": "CY2016Q2I"}, {"end": "2016-09-30", "val": 146257, "accn": "0000095953-16-000228", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2016-11-08", "frame": "CY2016Q3I"}]}}, "DeferredCompensationLiabilityCurrent": 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": {"USD": [{"end": "2019-03-31", "val": 11998, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 11998, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 11998, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 0, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 0, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 8000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 8000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 8000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 0, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 0, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 0, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2021-12-31", "val": 233000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-03-31", "val": 233000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 244000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 244000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2022-12-31", "val": 244000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-03-31", "val": 326000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 326000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 361000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 361000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-03-31", "val": 303000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 303000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 303000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 303000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 85000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 85000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 85000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 86000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "FinanceLeaseLiabilityPaymentsDueYearThree": {"label": "Finance Lease, Liability, to be Paid, Year Three", "description": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": {"USD": [{"end": "2019-03-31", "val": 335462, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 335462, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 315529, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 12000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 0, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 15000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 15000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 15000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 8000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 14000, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 14000, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2021-12-31", "val": 246000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-03-31", "val": 233000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 244000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 244000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2022-12-31", "val": 244000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-03-31", "val": 326000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 326000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 361000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 361000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-03-31", "val": 361000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 361000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 361000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 361000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 303000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 303000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 303000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 387000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "FinanceLeaseLiabilityPaymentsDueYearTwo": {"label": "Finance Lease, Liability, to be Paid, Year Two", "description": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": {"USD": [{"end": "2019-03-31", "val": 329534, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 329534, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 275101, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 316000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 291000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 15000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 15000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 15000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 15000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 28000, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 28000, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2021-12-31", "val": 260000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-03-31", "val": 246000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 257000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 257000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2022-12-31", "val": 257000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-03-31", "val": 326000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 326000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 361000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 361000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-03-31", "val": 361000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 361000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 361000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 361000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 361000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 361000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 361000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 387000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear": {"label": "Finance Lease, Liability, to be Paid, Remainder of Fiscal Year", "description": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year.", "units": {"USD": [{"end": "2019-03-31", "val": 238206, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 153993, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 59472, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 275000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 237000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 17000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 9000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2021-03-31", "val": 13000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", 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"filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 3296195, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 3238328, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 3238000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 3051000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 2721000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 2721000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 2721000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 2501000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 2501000, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 2501000, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2021-12-31", "val": 2884000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-03-31", "val": 1433000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 1433000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 1683000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2022-12-31", "val": 1580000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-03-31", "val": 1555000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 1487000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 1487000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 1487000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-03-31", "val": 1324000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 1324000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 1324000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 1324000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 1102000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 468000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 468000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 468000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear": {"label": "Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year", "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in remainder of current fiscal year.", "units": {"USD": [{"end": "2016-09-30", "val": 629000, "accn": "0000095953-16-000228", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2016-11-08", "frame": "CY2016Q3I"}, {"end": "2017-03-31", "val": 1889000, "accn": "0000095953-17-000041", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2017-05-09", "frame": "CY2017Q1I"}, {"end": "2017-06-30", "val": 1265000, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08", "frame": "CY2017Q2I"}, {"end": "2017-09-30", "val": 629558, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07", "frame": "CY2017Q3I"}, {"end": "2018-03-31", "val": 1781477, "accn": "0000095953-18-000041", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2018-05-03", "frame": "CY2018Q1I"}, {"end": "2018-09-30", "val": 615523, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06", "frame": "CY2018Q3I"}, {"end": "2019-03-31", "val": 2660675, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 1776229, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 871392, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2020-03-31", "val": 2429000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 1409000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 705000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2021-03-31", "val": 2041000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 1361000, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 680000, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2022-03-31", "val": 2163000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 1442000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 816000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2023-03-31", "val": 1185000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 752000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 376000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2024-03-31", "val": 1121000, "accn": 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"filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-03-31", "val": 225778, "accn": "0000095953-18-000041", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2018-05-03", "frame": "CY2018Q1I"}, {"end": "2018-09-30", "val": 350378, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06", "frame": "CY2018Q3I"}, {"end": "2018-12-31", "val": 328416, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2018Q4I"}, {"end": "2019-03-31", "val": 1083974, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 1083974, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 1042641, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 1043000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 945000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 855000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 855000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 855000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 758000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 758000, "accn": "0000095953-21-000075", "fy": 2021, "fp": 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": {"USD": [{"end": "2019-03-31", "val": 3672731, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2019Q1I"}, {"end": "2019-06-30", "val": 3672731, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13", "frame": "CY2019Q2I"}, {"end": "2019-09-30", "val": 3672731, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2019Q3I"}, {"end": "2019-12-31", "val": 3563000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-03-31", "val": 3803000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 3656000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 3549000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 3549000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 3619000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 3619000, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 3626000, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2021-12-31", "val": 3677000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-03-31", "val": 3683000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 3703000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 3703000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2022-12-31", "val": 3703000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-03-31", "val": 3765000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 3765000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 3765000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 3765000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-03-31", "val": 3840000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 3840000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 3903000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 3903000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 3971000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 2637000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 2637000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 1655000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "LesseeOperatingLeaseLiabilityPaymentsDueYearThree": {"label": "Lessee, Operating Lease, Liability, to be Paid, Year Three", "description": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. 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"0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 0, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}]}}, "LongTermLineOfCredit": {"label": "Long-term Line of Credit, Noncurrent", "description": "The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.", "units": {"USD": [{"end": "2011-01-01", "val": 219275, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14", "frame": "CY2010Q4I"}, {"end": "2011-01-01", "val": 219275, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15"}, {"end": "2011-01-01", "val": 219275, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12"}, {"end": "2011-07-02", "val": 4091439, "accn": "0000095953-11-000031", "fy": 2011, "fp": "Q2", "form": "10-Q/A", "filed": "2011-08-12", "frame": "CY2011Q2I"}, {"end": "2011-10-01", "val": 8907455, "accn": "0000095953-11-000042", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-11-15", "frame": "CY2011Q3I"}, {"end": "2011-12-31", "val": 8650431, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08", "frame": "CY2011Q4I"}, {"end": "2011-12-31", "val": 8650431, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09"}, {"end": "2011-12-31", "val": 8650431, "accn": "0000095953-12-000017", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-05-08"}, {"end": "2011-12-31", "val": 8650431, "accn": "0000095953-12-000007", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-14"}, {"end": "2012-03-31", "val": 6683405, "accn": "0000095953-12-000017", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-05-08", "frame": "CY2012Q1I"}, {"end": "2012-06-30", "val": 8863640, "accn": "0000095953-12-000027", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-08-09", "frame": "CY2012Q2I"}, {"end": "2012-09-29", "val": 39911517, "accn": "0000095953-12-000042", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-11-08", "frame": "CY2012Q3I"}]}}, "LossContingencyReceivable": {"label": "Loss Contingency, Receivable", "description": "Amount of receivable related to a loss contingency accrual. 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For example, an insurance recovery receivable.", "units": {"USD": [{"end": "2015-12-31", "val": 238278, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 11339888, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"end": "2016-12-31", "val": 11339888, "accn": "0000095953-17-000041", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2017-05-09"}, {"end": "2016-12-31", "val": 11339888, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08"}, {"end": "2016-12-31", "val": 11339888, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07"}, {"end": "2016-12-31", "val": 11339888, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2016Q4I"}, {"end": "2017-03-31", "val": 11016000, "accn": "0000095953-17-000041", "fy": 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"2023-06-30", "val": 28509000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 28170000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 27784000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01"}, {"end": "2023-12-31", "val": 27784000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08"}, {"end": "2023-12-31", "val": 27784000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06"}, {"end": "2023-12-31", "val": 27784000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12"}, {"end": "2023-12-31", "val": 27784000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": 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"filed": "2025-11-04"}, {"end": "2024-12-31", "val": 28140000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 27813000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 15401000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 15075000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 9368000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "OperatingLeasesFutureMinimumPaymentsDueCurrent": {"label": "Operating Leases, Future Minimum Payments Due, Next Twelve Months", "description": "Amount of required minimum rental payments 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Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": {"USD": [{"end": "2012-12-29", "val": 49000, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2012Q4I"}, {"end": "2013-12-28", "val": 6000, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2013Q4I"}, {"end": "2015-01-03", "val": 15000, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17", "frame": "CY2014Q4I"}, {"end": "2015-12-31", "val": 139000, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 2275000, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 2883906, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-06-30", "val": 3095610, "accn": "0000095953-18-000065", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2018-08-07", "frame": "CY2018Q2I"}, {"end": "2018-09-30", "val": 3095610, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06", "frame": "CY2018Q3I"}, {"end": "2018-12-31", "val": 3102815, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"end": "2018-12-31", "val": 3102815, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 3102815, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 3102815, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 3103000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "OperatingLeasesFutureMinimumPaymentsDueInFourYears": {"label": "Operating Leases, Future Minimum Payments, Due in Four Years", "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": {"USD": [{"end": "2012-12-29", "val": 98000, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2012Q4I"}, {"end": "2013-12-28", "val": 60000, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2013Q4I"}, {"end": "2015-01-03", "val": 26000, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17", "frame": "CY2014Q4I"}, {"end": "2015-12-31", "val": 137000, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 2310000, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 2892396, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-06-30", "val": 3034912, "accn": "0000095953-18-000065", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2018-08-07", "frame": "CY2018Q2I"}, {"end": "2018-09-30", "val": 3034912, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06", "frame": "CY2018Q3I"}, {"end": "2018-12-31", "val": 3224810, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"end": "2018-12-31", "val": 3224810, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2018-12-31", "val": 3224810, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2018-12-31", "val": 3224810, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 3225000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}]}}, "OperatingLeasesFutureMinimumPaymentsDueInThreeYears": {"label": "Operating Leases, Future Minimum Payments, Due in Three Years", "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. 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"FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2018"}, {"start": "2019-01-01", "end": "2019-03-31", "val": 21895409, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"start": "2019-01-01", "end": "2019-03-31", "val": 21895000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2019Q1"}, {"start": "2019-01-01", "end": "2019-06-30", "val": 21895409, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"start": "2019-01-01", "end": "2019-06-30", "val": 21895000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03"}, {"start": "2019-01-01", "end": "2019-09-30", "val": 21895409, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12"}, {"start": "2019-01-01", "end": "2019-09-30", "val": 21895000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", 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"2021-12-31", "val": 32564000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29"}, {"start": "2021-01-01", "end": "2021-12-31", "val": 32564000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2021"}, {"start": "2022-01-01", "end": "2022-12-31", "val": 0, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022"}]}}, "PaymentsToAcquireBusinessTwoNetOfCashAcquired": {"label": "Payments to Acquire Business Two, Net of Cash Acquired", "description": "The cash outflow associated with a second acquisition of a business, net of the cash acquired from the purchase.", "units": {"USD": [{"start": "2012-01-01", "end": "2012-09-29", "val": 0, "accn": "0000095953-13-000055", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-11-05"}, {"start": "2012-12-30", "end": "2013-09-28", "val": 4527762, "accn": "0000095953-13-000055", "fy": 2013, 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"2025-01-01", "end": "2025-03-31", "val": 44571000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1"}, {"start": "2025-01-01", "end": "2025-06-30", "val": 89670000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06"}, {"start": "2025-01-01", "end": "2025-09-30", "val": 114470000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04"}, {"start": "2025-01-01", "end": "2025-12-31", "val": 137075000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025"}]}}, "ProceedsFromIssuanceOfSecuredDebt": {"label": "Proceeds from Issuance of Secured Debt", "description": "The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt.", "units": {"USD": [{"end": "2017-02-28", "val": 14953513, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q1I"}]}}, "ProceedsFromIssuanceOrSaleOfEquity": {"label": "Proceeds from Issuance or Sale of Equity", "description": "The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.", "units": {"USD": [{"start": "2011-01-02", "end": "2011-12-31", "val": 0, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2011"}, {"start": "2012-01-01", "end": "2012-12-29", "val": 0, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11"}, {"start": "2012-01-01", "end": "2012-12-29", "val": 0, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17", "frame": "CY2012"}, {"start": "2012-12-30", "end": "2013-12-28", "val": 34232625, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11"}, {"start": "2012-12-30", "end": "2013-12-28", "val": 34232625, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17"}, {"start": "2012-12-30", "end": "2013-12-28", "val": 34232625, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2013"}, {"start": "2013-12-29", "end": "2015-01-03", "val": 0, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17"}, {"start": "2013-12-29", "end": "2015-01-03", "val": 0, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2014"}, {"start": "2015-01-04", "end": "2015-12-31", "val": 0, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015"}]}}, "ProceedsFromLifeInsurancePolicies": {"label": "Proceeds from Life Insurance Policy", "description": "Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. 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"form": "10-K", "filed": "2018-03-13", "frame": "CY2015"}, {"start": "2016-01-01", "end": "2016-06-30", "val": 1502283, "accn": "0000095953-16-000203", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2016-08-09"}, {"start": "2016-01-01", "end": "2016-06-30", "val": 1502283, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08"}, {"start": "2016-01-01", "end": "2016-09-30", "val": 1502283, "accn": "0000095953-16-000228", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2016-11-08"}, {"start": "2016-01-01", "end": "2016-09-30", "val": 1502283, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 1502283, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 1502283, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 1502283, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2016"}, {"start": "2017-01-01", "end": "2017-06-30", "val": 0, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08"}, {"start": "2017-01-01", "end": "2017-09-30", "val": 0, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07"}, {"start": "2017-01-01", "end": "2017-12-31", "val": 0, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"start": "2017-01-01", "end": "2017-12-31", "val": 0, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2017"}, {"start": "2018-01-01", "end": "2018-12-31", "val": 0, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2018"}]}}, "ProceedsFromLinesOfCredit": {"label": "Proceeds from Lines of Credit", "description": "Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.", "units": {"USD": [{"start": "2017-01-01", "end": "2017-12-31", "val": 17109000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2017"}, {"start": "2018-01-01", "end": "2018-06-30", "val": 28020386, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"start": "2018-01-01", "end": "2018-09-30", "val": 36869006, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12"}, {"start": "2018-01-01", "end": "2018-12-31", "val": 50492000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2018"}, {"start": "2020-01-01", "end": "2020-03-31", "val": 3201000, "accn": 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Deferred Gain, Gross", "description": "The amount of the gain recorded in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.", "units": {"USD": [{"end": "2016-09-30", "val": 6685000, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"end": "2016-09-30", "val": 6685464, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"end": "2016-09-30", "val": 6685464, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2016Q3I"}, {"end": "2017-12-31", "val": 334273, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}]}}, "SaleLeasebackTransactionGrossProceedsInvestingActivities": {"label": "Sale Leaseback Transaction, Gross Proceeds, Investing Activities", "description": 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Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. 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Award, Number of Shares Authorized", "description": "Number of shares authorized for issuance under share-based payment arrangement.", "units": {"shares": [{"end": "2019-12-31", "val": 500000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-12-31", "val": 500000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-12-31", "val": 1500000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-12-31", "val": 800000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-12-31", "val": 800000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-12-31", "val": 800000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-12-31", "val": 800000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant": {"label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant", "description": "The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.", "units": {"shares": [{"end": "2011-12-31", "val": 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169384, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30"}, {"end": "2015-01-03", "val": 169384, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"end": "2015-01-03", "val": 169384, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2014Q4I"}, {"end": "2015-12-31", "val": 152028, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30"}, {"end": "2015-12-31", "val": 152028, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"end": "2015-12-31", "val": 152028, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"end": "2015-12-31", "val": 152028, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 152965, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"end": "2016-12-31", "val": 152965, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"end": "2016-12-31", "val": 152965, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 154870, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"end": "2017-12-31", "val": 154870, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 155845, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 215823, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-12-31", "val": 0, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-12-31", "val": 900000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-12-31", "val": 700000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-12-31", "val": 400000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-12-31", "val": 500000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-12-31", "val": 400000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": {"label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number", "description": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.", "units": {"shares": [{"end": "2012-12-29", "val": 29000, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2012Q4I"}, {"end": "2013-12-28", "val": 40591, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2013Q4I"}, {"end": "2015-01-03", "val": 56787, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17", "frame": "CY2014Q4I"}, {"end": "2015-12-31", "val": 88025, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 129762, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 119861, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 49127, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2018Q4I"}, {"end": "2019-12-31", "val": 51745, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2019Q4I"}, {"end": "2020-12-31", "val": 86531, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-12-31", "val": 129163, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2021Q4I"}, {"end": "2022-12-31", "val": 112477, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-12-31", "val": 106197, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}, {"end": "2024-12-31", "val": 98088, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-12-31", "val": 42667, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": {"label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price", "description": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.", "units": {"USD/shares": [{"end": "2012-12-29", "val": 10.84, "accn": "0000095953-13-000008", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-12", "frame": "CY2012Q4I"}, {"end": "2013-12-28", "val": 11.26, "accn": "0000095953-14-000014", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-11", "frame": "CY2013Q4I"}, {"end": "2015-01-03", "val": 11.73, "accn": "0000095953-15-000041", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-17", "frame": "CY2014Q4I"}, {"end": "2015-12-31", "val": 11.85, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30", "frame": "CY2015Q4I"}, {"end": "2016-12-31", "val": 12.12, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2016Q4I"}, {"end": "2017-12-31", "val": 12.45, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017Q4I"}, {"end": "2018-12-31", "val": 13.82, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": 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The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). 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{"label": "Stock Repurchased During Period, Shares", "description": "Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.", "units": {"shares": [{"start": "2013-12-29", "end": "2015-01-03", "val": 0, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2014"}, {"start": "2015-01-04", "end": "2015-12-31", "val": 100400, "accn": "0000095953-16-000165", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-30"}, {"start": "2015-01-04", "end": "2015-12-31", "val": 100400, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"start": "2015-01-04", "end": "2015-12-31", "val": 100400, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2015"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 29500, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 29500, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 29500, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2016"}, {"start": "2017-01-01", "end": "2017-12-31", "val": 0, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2017"}]}}, "StockRepurchasedDuringPeriodValue": {"label": "Stock Repurchased During Period, Value", "description": "Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.", "units": {"USD": [{"start": "2020-01-01", "end": "2020-03-31", "val": 635000, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2020Q1"}, {"start": "2020-01-01", "end": "2020-06-30", "val": 635000, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09"}, {"start": "2020-01-01", "end": "2020-09-30", "val": 635000, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09"}, {"start": "2020-01-01", "end": "2020-12-31", "val": 635000, "accn": "0000095953-22-000037", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-29", "frame": "CY2020"}, {"start": "2022-01-01", "end": "2022-09-30", "val": 492000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08"}, {"start": "2022-01-01", "end": "2022-09-30", "val": 492000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08"}, {"start": "2022-07-01", "end": "2022-09-30", "val": 492000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08"}, {"start": "2022-07-01", "end": "2022-09-30", "val": 492000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2022Q3"}, {"start": "2022-01-01", "end": "2022-12-31", "val": 1343000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31"}, {"start": "2022-01-01", "end": "2022-12-31", "val": 1343000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2022"}, {"start": "2023-01-01", "end": "2023-03-31", "val": 327000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09"}, {"start": "2023-01-01", "end": "2023-03-31", "val": 327000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2023Q1"}, {"start": "2023-01-01", "end": "2023-06-30", "val": 504000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08"}, {"start": "2023-01-01", "end": "2023-06-30", "val": 504000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06"}, {"start": "2023-04-01", "end": "2023-06-30", "val": 177000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08"}, {"start": "2023-04-01", "end": "2023-06-30", "val": 177000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2023Q2"}, {"start": "2023-01-01", "end": "2023-09-30", "val": 900000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08"}, {"start": "2023-01-01", "end": "2023-09-30", "val": 900000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12"}, {"start": "2023-07-01", "end": "2023-09-30", "val": 397000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08"}, {"start": "2023-07-01", "end": "2023-09-30", "val": 397000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2023Q3"}, {"start": "2023-01-01", "end": "2023-12-31", "val": 1283000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01"}, {"start": "2023-01-01", "end": "2023-12-31", "val": 1283000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2023"}, {"start": "2024-01-01", "end": "2024-03-31", "val": 162000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08"}, {"start": "2024-01-01", "end": "2024-03-31", "val": 162000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2024Q1"}, {"start": "2024-01-01", "end": "2024-06-30", "val": 317000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06"}, {"start": "2024-01-01", "end": "2024-06-30", "val": 317000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06"}, {"start": "2024-04-01", "end": "2024-06-30", "val": 156000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06"}, {"start": "2024-04-01", "end": "2024-06-30", "val": 156000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2024Q2"}, {"start": "2024-01-01", "end": "2024-09-30", "val": 735000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12"}, {"start": "2024-01-01", "end": "2024-09-30", "val": 735000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04"}, {"start": "2024-07-01", "end": "2024-09-30", "val": 417000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12"}, {"start": "2024-07-01", "end": "2024-09-30", "val": 417000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2024Q3"}, {"start": "2024-01-01", "end": "2024-12-31", "val": 1034000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04"}, {"start": "2024-01-01", "end": "2024-12-31", "val": 1034000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024"}, {"start": "2025-01-01", "end": "2025-03-31", "val": 214000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1"}, {"start": "2025-01-01", "end": "2025-06-30", "val": 8044000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06"}, {"start": "2025-04-01", "end": "2025-06-30", "val": 7829000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2"}, {"start": "2025-01-01", "end": "2025-09-30", "val": 8875000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04"}, {"start": "2025-07-01", "end": "2025-09-30", "val": 832000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3"}, {"start": "2025-01-01", "end": "2025-12-31", "val": 9137000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025"}]}}, "StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased": {"label": "Stock Repurchase Program, Number of Shares Authorized to be Repurchased", "description": "The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.", "units": {"shares": [{"end": "2019-02-21", "val": 850000, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30"}, {"end": "2019-02-21", "val": 850000, "accn": "0000095953-19-000089", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2019-08-13"}, {"end": "2019-02-21", "val": 850000, "accn": "0001628280-19-013918", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2019-11-12"}, {"end": "2019-02-21", "val": 850000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06"}, {"end": "2019-02-21", "val": 850000, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05"}, {"end": "2019-02-21", "val": 850000, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03"}, {"end": "2019-02-21", "val": 850000, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09"}, {"end": "2019-02-21", "val": 850000, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2019Q1I"}, {"end": "2021-02-17", "val": 790383, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10"}, {"end": "2021-02-17", "val": 790383, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09"}, {"end": "2021-02-17", "val": 790383, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09"}, {"end": "2021-02-17", "val": 790383, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2021Q1I"}]}}, "StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased": {"label": "Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased", "description": "The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.", "units": {"shares": [{"end": "2020-03-31", "val": 790383, "accn": "0000095953-20-000063", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2020-05-05", "frame": "CY2020Q1I"}, {"end": "2020-06-30", "val": 790383, "accn": "0000095953-20-000123", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2020-09-03", "frame": "CY2020Q2I"}, {"end": "2020-09-30", "val": 790383, "accn": "0000095953-20-000133", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2020-11-09", "frame": "CY2020Q3I"}, {"end": "2020-12-31", "val": 790383, "accn": "0000095953-21-000032", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-09", "frame": "CY2020Q4I"}, {"end": "2021-03-31", "val": 790383, "accn": "0000095953-21-000044", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2021-05-10", "frame": "CY2021Q1I"}, {"end": "2021-06-30", "val": 790383, "accn": "0000095953-21-000075", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2021-08-09", "frame": "CY2021Q2I"}, {"end": "2021-09-30", "val": 790383, "accn": "0000095953-21-000096", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2021-11-09", "frame": "CY2021Q3I"}, {"end": "2022-03-31", "val": 790383, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}]}}, "StraightLineRentAdjustments": {"label": "Straight Line Rent Adjustments", "description": "Amount of the adjustment to rental revenues to measure escalating leasing revenues on a straight line basis.", "units": {"USD": [{"start": "2013-12-29", "end": "2015-01-03", "val": 0, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14", "frame": "CY2014"}, {"start": "2015-01-04", "end": "2015-12-31", "val": 0, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"start": "2015-01-04", "end": "2015-12-31", "val": 0, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13", "frame": "CY2015"}, {"start": "2016-01-01", "end": "2016-03-31", "val": 0, "accn": "0000095953-17-000041", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2017-05-09", "frame": "CY2016Q1"}, {"start": "2016-01-01", "end": "2016-06-30", "val": 0, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08"}, {"start": "2016-01-01", "end": "2016-09-30", "val": 0, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 101633, "accn": "0000095953-17-000027", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-14"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 101633, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"start": "2016-01-01", "end": "2016-12-31", "val": 101633, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18", "frame": "CY2016"}, {"start": "2017-01-01", "end": "2017-03-31", "val": 101633, "accn": "0000095953-17-000041", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2017-05-09"}, {"start": "2017-01-01", "end": "2017-03-31", "val": 101633, "accn": "0000095953-18-000041", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2018-05-03", "frame": "CY2017Q1"}, {"start": "2017-01-01", "end": "2017-06-30", "val": 203265, "accn": "0000095953-17-000066", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2017-08-08"}, {"start": "2017-01-01", "end": "2017-06-30", "val": 203265, "accn": "0000095953-18-000065", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2018-08-07"}, {"start": "2017-01-01", "end": "2017-09-30", "val": 304898, "accn": "0000095953-17-000106", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2017-11-07"}, {"start": "2017-01-01", "end": "2017-09-30", "val": 304898, "accn": "0000095953-18-000081", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2018-11-06"}, {"start": "2017-01-01", "end": "2017-12-31", "val": 397071, "accn": "0000095953-18-000031", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-13"}, {"start": "2017-01-01", "end": "2017-12-31", "val": 397071, "accn": "0000095953-19-000043", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-18"}, {"start": "2017-01-01", "end": "2017-12-31", "val": 397000, "accn": "0000095953-20-000021", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-06", "frame": "CY2017"}, {"start": "2018-01-01", "end": "2018-03-31", "val": 93043, "accn": "0000095953-18-000041", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2018-05-03"}, {"start": "2018-01-01", "end": "2018-03-31", "val": 93043, "accn": "0000095953-19-000062", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2019-04-30", "frame": "CY2018Q1"}, {"start": "2018-01-01", "end": "2018-06-30", "val": 184344, "accn": "0000095953-18-000065", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2018-08-07"}, {"start": "2018-01-01", "end": "2018-06-30", "val": 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": {"USD": [{"end": "2022-03-31", "val": 134000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 134000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 134000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2023-03-31", "val": 385000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 385000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 385000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2024-03-31", "val": 392000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 606000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 606000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 606000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 618000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 618000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 618000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 618000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "LessorOperatingLeasePaymentsToBeReceivedTwoYears": {"label": "Lessor, Operating Lease, Payment to be Received, Year Two", "description": "Amount of lease payment to be received by lessor for operating lease in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": {"USD": [{"end": "2022-03-31", "val": 132000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10", "frame": "CY2022Q1I"}, {"end": "2022-06-30", "val": 132000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09", "frame": "CY2022Q2I"}, {"end": "2022-09-30", "val": 132000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2022Q3I"}, {"end": "2023-03-31", "val": 377000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 377000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 377000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2024-03-31", "val": 385000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2024Q1I"}, {"end": "2024-06-30", "val": 594000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2024Q2I"}, {"end": "2024-09-30", "val": 594000, "accn": "0000095953-24-000070", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2024-11-12", "frame": "CY2024Q3I"}, {"end": "2024-12-31", "val": 594000, "accn": "0000095953-25-000007", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-04", "frame": "CY2024Q4I"}, {"end": "2025-03-31", "val": 606000, "accn": "0000095953-25-000033", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2025-05-12", "frame": "CY2025Q1I"}, {"end": "2025-06-30", "val": 606000, "accn": "0000095953-25-000076", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2025-08-06", "frame": "CY2025Q2I"}, {"end": "2025-09-30", "val": 606000, "accn": "0000095953-25-000124", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2025-11-04", "frame": "CY2025Q3I"}, {"end": "2025-12-31", "val": 606000, "accn": "0000095953-26-000040", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I"}]}}, "SecurityDeposit": {"label": "Security Deposit", "description": "The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease.", "units": {"USD": [{"end": "2021-12-31", "val": 100000, "accn": "0000095953-22-000050", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2022-05-10"}, {"end": "2021-12-31", "val": 100000, "accn": "0000095953-22-000076", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2022-08-09"}, {"end": "2021-12-31", "val": 100000, "accn": "0000095953-22-000085", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2022-11-08", "frame": "CY2021Q4I"}, {"end": "2022-12-31", "val": 100000, "accn": "0000095953-23-000008", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-31", "frame": "CY2022Q4I"}, {"end": "2023-03-31", "val": 100000, "accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09", "frame": "CY2023Q1I"}, {"end": "2023-06-30", "val": 100000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08", "frame": "CY2023Q2I"}, {"end": "2023-09-30", "val": 100000, "accn": "0000095953-23-000055", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2023-11-08", "frame": "CY2023Q3I"}, {"end": "2023-12-31", "val": 100000, "accn": "0000095953-24-000018", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-04-01", "frame": "CY2023Q4I"}]}}, "SubleaseIncome": {"label": "Sublease Income", "description": "Amount of sublease income excluding finance and operating lease expense.", "units": {"USD": 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"accn": "0000095953-23-000023", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2023-05-09"}, {"start": "2023-01-01", "end": "2023-03-31", "val": 91000, "accn": "0000095953-24-000028", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2024-05-08", "frame": "CY2023Q1"}, {"start": "2023-01-01", "end": "2023-06-30", "val": 182000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08"}, {"start": "2023-01-01", "end": "2023-06-30", "val": 182000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06"}, {"start": "2023-04-01", "end": "2023-06-30", "val": 91000, "accn": "0000095953-23-000049", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2023-08-08"}, {"start": "2023-04-01", "end": "2023-06-30", "val": 91000, "accn": "0000095953-24-000051", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2024-08-06", "frame": "CY2023Q2"}, {"start": "2023-01-01", "end": "2023-09-30", "val": 273000, "accn": 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