Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 206,187	$ 152,318	$ 164,538
Pension and postretirement plans:
Settlement and curtailment loss	302	81,277
Net actuarial gain (loss) for the period	788	18,588	(8,000)
Current year prior service credit	1,661
Amortization of prior service cost included in net income	41	83	259
Amortization of actuarial loss included in net income	400	1,082	5,099
Pension and postretirement plans, net of tax	3,192	101,030	(2,642)
Derivative instruments:
(Loss) gain on effective portion of derivatives	(5,348)	9,298	8,457
(Gain) loss reclassified to net income	(1,681)	2,116	(2,664)
Derivative instruments, net of tax	(7,029)	11,414	5,793
Other comprehensive (loss) income, net of tax	(3,837)	112,444	3,151
Comprehensive income	$ 202,350	$ 264,762	$ 167,689