EARNINGS PER COMMON SHARE - Schedule of the Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Numerator
Net (loss) income attributable to common stockholders	$ (18,272)	$ 16,889
Denominator
Basic weighted average common shares (in shares)	65,248,203	59,185,225
Dilutive restricted stock units (in shares)	0	374,028
Diluted weighted average common shares (in shares)	65,248,203	59,559,253
Net (loss) income attributable to common stockholders, per:
Basic common share (in dollars per share)	$ (0.28)	$ 0.29
Diluted common share (in dollars per share)	$ (0.28)	$ 0.28