Derivative Financial Instruments (Fair Value of Derivative Instruments Included in Balance Sheets) (Details) - Derivatives not designated as hedging instruments - Foreign currency derivatives - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Prepaid expenses and other current assets
Derivatives not designated as hedging instruments:
Foreign currency derivative assets	$ 166	$ 180
Other assets
Derivatives not designated as hedging instruments:
Foreign currency derivative assets	0	16
Accrued liabilities
Derivatives not designated as hedging instruments:
Foreign currency derivative liabilities	2,045	1,686
Other liabilities
Derivatives not designated as hedging instruments:
Foreign currency derivative liabilities	$ 3,882	$ 4,225