Revenues - (Contract Assets and Liabilities) (Details) $ in Thousands	6 Months Ended
	Jul. 02, 2022 USD ($)
Movement in Contract Assets and Liabilities [Roll Forward]
Contract asset, unbilled revenue, beginning balance	$ 3,570
(Decrease)/increase in contract asset, unbilled revenue	(1,154)
Contract asset, unbilled revenue, ending balance	2,416
Contract liability, accrued customer advances, beginning balance	4,765
(Decrease)/increase in contract liability, accrued customer advances	3,642
Contract liability, accrued customer advances, ending balance	$ 8,407