Supplemental Stockholders' Equity Information - Reclassifications Out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2022	Mar. 28, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of revenue (excluding depreciation and amortization)	$ 1,522	$ 2,599
Total reclassification, before tax	5,837	50,570
Income tax expense	1,112	9,461
Total reclassification, net of tax	4,725	$ 41,109
Amounts reclassified from accumulated other comprehensive loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassification, before tax	5,010
Income tax expense	1,344
Total reclassification, net of tax	3,666
Amounts reclassified from accumulated other comprehensive loss | Amortization of prior service credit
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of revenue (excluding depreciation and amortization)	(722)
Amounts reclassified from accumulated other comprehensive loss | Amortization of actuarial loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of revenue (excluding depreciation and amortization)	$ 5,732