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DERIVATIVE INSTRUMENTS (DETAILS 2) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Derivative Instruments and Hedging Activities Disclosure [Abstract]    
Derivative assets - gross amounts $ 8,943 $ 15,125
Derivative assets - gross amounts offset (6,335) (7,861)
Derivative assets- net amounts 2,608 7,264
Derivative liabilities - gross amounts 22,642 26,190
Derivative liabilities - gross amounts offset (6,335) (7,861)
Derivative liabilities- net amounts $ 16,307 $ 18,329