Pension Benefits (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2022	Oct. 03, 2021	Oct. 02, 2022	Oct. 03, 2021
Net periodic benefit cost:
Service cost	$ 300	$ 275	$ 900	$ 825
Interest cost	1,375	1,284	4,143	3,834
Expected return on plan assets	(3,060)	(3,067)	(9,179)	(9,205)
Amortization of net actuarial loss	217	361	675	1,041
Total net periodic benefit	$ (1,168)	$ (1,147)	$ (3,461)	$ (3,505)
Weighted-Average Assumptions Used To Determine Net Cost
Discount rate	2.60%	2.20%	2.60%	2.20%
Expected return on plan assets	5.75%	5.75%	5.75%	5.75%
Employer contributions	$ 0	$ 0	$ 0	$ 0