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DERIVATIVES AND HEDGING ACTIVITIES (Schedule of Derivative Instruments) (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Derivative assets:    
Total assets $ 875 $ 608
Derivative liabilities:    
Total liabilities 49 214
SWAP - convertible debts [Member]    
Derivative assets:    
Total assets 750 366
Option contracts [Member]    
Derivative assets:    
Total assets 106 242
Derivative liabilities:    
Total liabilities 49 214
Other [Member]    
Derivative assets:    
Total assets $ 19