Annual report pursuant to Section 13 and 15(d)

Derivative Financial Instruments (Schedule Of Derivative Instruments Fair Value And Balance Sheet Classification) (Details)

v3.20.4
Derivative Financial Instruments (Schedule Of Derivative Instruments Fair Value And Balance Sheet Classification) (Details) - Forward exchange contracts [Member] - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Prepaid And Other Current Assets [Member]    
Derivative instruments in asset positions, Forward exchange contracts   $ 226
Accounts Payable And Accrued Liabilities [Member]    
Derivative instruments in liability positions, Forward exchange contracts $ 1,539 152
Other Long-Term Liabilities [Member]    
Derivative instruments in liability positions, Forward exchange contracts $ 90 $ 29