DERIVATIVE INSTRUMENTS - Summary of the Effect on the Fair Value of the Interest Rate Cap as a Result of Movements in the Interest Rate Market (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Effects of Change in Interest Rates, Increase of 50 Basis Points in Interest Rates	$ 1,947
Effects of Change in Interest Rates, Decrease of 50 Basis Points in Interest Rates	(1,511)
Effects of Change in Interest Rates, Increase of 100 Basis Points in Interest Rates	4,284
Effects of Change in Interest Rates, Decrease of 100 Basis Points in Interest Rates	$ (2,522)