Restructuring Costs (Schedule of Activity in Restructuring Expense Accruals) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Apr. 01, 2022	Dec. 31, 2021
Restructuring Cost And Reserve [Line Items]
Accrual beginning balance	$ 740	$ 2,292
Cash paid	(74)	(1,552)
Accrual ending balance	666	740
Employee Related Costs [Member]
Restructuring Cost And Reserve [Line Items]
Accrual beginning balance	70	1,083
Cash paid		(1,013)
Accrual ending balance	70	70
Exit Closure and Consolidation of Facilities [Member]
Restructuring Cost And Reserve [Line Items]
Accrual beginning balance	670	1,209
Cash paid	(74)	(539)
Accrual ending balance	$ 596	$ 670