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DERIVATIVE INSTRUMENTS (Schedule of Net Income (Loss) Related to Effective Portion of Hedging Instruments) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Derivative Instruments and Hedging Activities Disclosure [Abstract]      
Gain (loss) recognized in income related to the effective portion of its hedging instruments $ (335) $ (1,056) $ 1,114
Derivative, Notional Amount   $ 27,153