Income Taxes (Schedule of Unrecognized Tax Benefits Rollforward) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 28, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefit - beginning balance	$ 22,204	$ 19,125	$ 18,688
Gross decreases - tax positions in prior periods	(7,252)	(3,964)	(2,383)
Gross increases - tax positions in prior periods	8,235	312	1,220
Gross increases - tax positions in current year	6,479	6,595	1,607
Acquisitions	5,112	0	0
Increase resulting from currency translation		(136)
Decrease resulting from currency translation	439		7
Unrecognized tax benefit - ending balance	$ 34,339	$ 22,204	$ 19,125

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

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Amount of increase in unrecognized tax benefits resulting from acquisitions.

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