Restructuring (Schedule of Restructuring Liability) (Details) - Employee Severance - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Restructuring Reserve [Roll Forward]
Beginning balance	$ 2,195	$ 2,042
Restructuring charges accrued	1,331	5,736
Payments	(2,469)	(5,668)
Currency translation/other	(12)	85
Ending balance	$ 1,045	$ 2,195