Quarterly report pursuant to Section 13 or 15(d)

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

v3.5.0.2
Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Balance as of December 31, 2015     $ (1,210)  
Other comprehensive income (loss) before reclassifications     237  
Amounts reclassified from other comprehensive income (loss)     462  
Net current period other comprehensive income (loss) $ 255 $ (2,434) 699 $ (5,892)
Balance as of September 30, 2016 (511)   (511)  
Unrealized gains (losses) on Marketable Securities [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Balance as of December 31, 2015     (107)  
Other comprehensive income (loss) before reclassifications     308  
Amounts reclassified from other comprehensive income (loss)     (201)  
Net current period other comprehensive income (loss)     107  
Foreign Currency Translation Adjustments [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Balance as of December 31, 2015     (1,035)  
Other comprehensive income (loss) before reclassifications     396  
Amounts reclassified from other comprehensive income (loss)     126  
Net current period other comprehensive income (loss)     522  
Balance as of September 30, 2016 (513)   (513)  
Unrealized Gains (Losses) on Cash Flow Hedges [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Balance as of December 31, 2015     (68)  
Other comprehensive income (loss) before reclassifications     (467)  
Amounts reclassified from other comprehensive income (loss)     537  
Net current period other comprehensive income (loss)     70  
Balance as of September 30, 2016 $ 2   $ 2