Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 16, 2022	Jul. 17, 2021	Jul. 16, 2022	Jul. 17, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 53,680	$ 56,358	$ 139,269	$ 128,013
Pension and postretirement plans:
Amortization of prior service cost included in net income	(31)	9	(72)	22
Amortization of actuarial loss included in net income	49	92	115	215
Pension and postretirement plans, net of tax	18	101	43	237
Derivative instruments:
Net change in fair value of derivatives	(16,417)	(4,342)	(5,197)	403
Gain reclassified to net income	(1,630)	(594)	(2,599)	(374)
Derivative instruments, net of tax	(18,047)	(4,936)	(7,796)	29
Other comprehensive (loss) income, net of tax	(18,029)	(4,835)	(7,753)	266
Comprehensive income	$ 35,651	$ 51,523	$ 131,516	$ 128,279