Discontinued Operations - Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 27, 2026	Jun. 28, 2025	Jun. 27, 2026	Jun. 28, 2025
Loss from discontinued operations:
Loss from discontinued operations, net of tax	$ (42)	$ (94)	$ (245)	$ (209)
Previously Discontinued Operations \| Discontinued Operations, Held-for-sale or Disposed of by Sale
Loss from discontinued operations:
Workers' compensation costs from former textile operations	(12)	(4)	(40)	(33)
Commercial business operations	(30)	(93)	(205)	(179)
Loss from discontinued operations, before taxes	(42)	(97)	(245)	(212)
Income tax expense	0	(3)	0	(3)
Loss from discontinued operations, net of tax	$ (42)	$ (94)	$ (245)	$ (209)

Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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