v3.10.0.1
GENERAL (Schedule of Unrealized Gains (Losses) on Derivatives) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Derivatives not designated as cash flow hedging instruments [Member] | Foreign exchange forward contracts [Member]        
Unrealized gain (loss) on derivatives $ 66 $ 975