General - Defined Benefit Plan (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jul. 01, 2021	Jun. 30, 2022	Jul. 01, 2021
Accounting Policies [Abstract]
Service cost	$ 264	$ 280	$ 528	$ 561
Interest cost	335	301	670	601
Net amortization of prior service cost and actuarial loss	257	327	514	655
Net periodic pension cost	$ 856	$ 908	$ 1,712	$ 1,817