XML 32 R23.htm IDEA: XBRL DOCUMENT v3.19.3
Fair Value of Financial Instruments (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Derivatives designated as cash flow hedging instruments:    
Foreign currency derivatives Cost of revenues $ (10)
Foreign currency derivatives Sales and marketing (1) (8)
Foreign currency derivatives General and administrative (3)
Total income $ (1) $ (21)