Other Comprehensive Income (Loss) - Reclassification out of Accumulated Other Comprehensive Income (Details) - Reclassification out of Accumulated Other Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2022	Dec. 26, 2020	Dec. 28, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Total	$ 21,861	$ 1,930	$ 632
Amortization of prior service, net actuarial loss, and other
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Total	2,006	1,694	372
Net settlement loss and accelerated prior service costs
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Total	$ 19,855	$ 236	$ 260