Pension Benefits (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Net periodic benefit cost:
Service cost	$ 0	$ 0	$ 0	$ 0
Interest cost	1,955	1,375	5,863	4,143
Expected return on plan assets	(2,401)	(3,060)	(7,205)	(9,179)
Amortization of net actuarial loss	236	217	704	675
Administrative fees	650	300	1,950	900
Total net periodic expense (benefit)	$ 440	$ (1,168)	$ 1,312	$ (3,461)
Weighted-Average Assumptions Used To Determine Net Cost
Discount rate	4.95%	2.60%	4.95%	2.60%
Expected return on plan assets	5.75%	5.75%	5.75%	5.75%
Employer contributions	$ 0	$ 0	$ 0	$ 0