Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income) (Details)

v3.20.1
Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance $ 477 $ 499  
Other comprehensive income (loss) before reclassifications 128 351  
Amounts reclassified from other comprehensive income (loss) 908 (373)  
Net current period other comprehensive income (loss) (780) (22) $ 1,504
Balance (303) 477 499
Foreign Currency Translation Adjustments [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance 73 905  
Other comprehensive income (loss) before reclassifications (359) (1,031)  
Amounts reclassified from other comprehensive income (loss)   199  
Net current period other comprehensive income (loss) (359) (832)  
Balance (286) 73 905
Unrealized Gains (Losses) on Cash Flow Hedges [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance 404 (406)  
Other comprehensive income (loss) before reclassifications 487 1,382  
Amounts reclassified from other comprehensive income (loss) 908 (572)  
Net current period other comprehensive income (loss) (421) 810  
Balance $ (17) $ 404 $ (406)