Accounts Receivable, Net Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	9 Months Ended
	Oct. 01, 2021	Dec. 31, 2020
Allowance for Doubtful Accounts [Abstract]
Less allowance for doubtful accounts	$ (1,631)	$ (2,008)
Provision for Other Credit Losses	(373)
Accounts Receivable, Allowance for Credit Loss, Writeoff	433
Accounts Receivable, Allowance for Credit Loss, Recovery	314
Financing Receivable, Allowance for Credit Loss, Foreign Currency Translation	$ 3