DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Accumulated other comprehensive income (loss), at beginning of period			$ (2,519)
Accumulated other comprehensive income (loss), at end of period	$ (9,617)		(9,617)
Cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) expected to be reclassified from AOCI to earnings during the next twelve months			3,972
Interest rate swap | Cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
Accumulated other comprehensive income (loss), at beginning of period	(12,889)	$ 0	(2,519)	$ 0
Other comprehensive income (loss) before reclassifications	2,221	(6,312)	(10,347)	(6,312)
Amounts reclassified from accumulated other comprehensive income (loss)	1,051	0	3,249	0
Net current period other comprehensive income (loss)	3,272	(6,312)	(7,098)	(6,312)
Accumulated other comprehensive income (loss), at end of period	$ (9,617)	$ (6,312)	$ (9,617)	$ (6,312)