Accounting Policies (Schedule of Foreign Currency Transaction Gains and Losses) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Selling, general, and administrative expenses	$ (263)	$ 1,875	$ 1,281
Other (income)/expense, net	(1,179)	13,569	(4,471)
Total transaction (gains)/losses	$ (1,442)	$ 15,444	$ (3,190)