DERIVATIVE AND HEDGING INSTRUMENTS - Schedule of the Gross Presentation, Effects of Offsetting, and a Net Presentation of Derivatives (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Offsetting Assets, Gross Amounts of Recognized Assets / Liabilities	$ 20,273	$ 11,240
Offsetting Assets, Gross Amounts Offset in the Balance Sheet	0	0
Offsetting Assets, Net Amounts of Assets / Liabilities presented in the Balance Sheet	20,273	11,240
Offsetting Assets, Gross Amounts Not Offset in the Balance Sheet, Financial Instruments	0	(716)
Offsetting Assets, Gross Amounts Not Offset in the Balance Sheet, Cash Collateral Received	0	0
Offsetting Assets, Net Amount	20,273	10,524
Offsetting Liabilities, Gross Amounts of Recognized Assets / Liabilities	0	716
Offsetting Liabilities, Gross Amounts Offset in the Balance Sheet	0	0
Offsetting Liabilities, Net Amounts of Assets / Liabilities presented in the Balance Sheet	0	716
Offsetting Liabilities, Gross Amounts Not Offset in the Balance Sheet, Financial Instruments	0	(716)
Offsetting Liabilities, Gross Amounts Not Offset in the Balance Sheet, Cash Collateral Received	0	0
Offsetting Liabilities, Net Amount	$ 0	$ 0