Items Reclassified From Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2021	Jul. 05, 2020	Jul. 04, 2021	Jul. 05, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Total loss reclassified from AOCI, net	$ (1,762)	$ (1,719)	$ (3,534)	$ (2,703)
Interest Expense
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Interest rate swap contracts loss	(1,046)		(2,107)
Interest rate swap contracts loss		(1,124)		(1,616)
Other Expense
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Amortization of benefit plan prior service cost and net actuarial losses	$ (716)	$ (595)	$ (1,427)	$ (1,087)