INCOME TAXES - Reconciliation Between Statutory and Effective Tax Rate (Details)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
US statutory tax rate (as a percent)	35.00%	35.00%
REIT income not subject to corporate income tax (as a percent)	(32.37%)	(0.00%)
Increase due to state and local taxes (as a percent)	1.40%	3.78%
Deferred tax asset write-off upon conversion to REIT (in percent)	1.44%	0.00%
Change in valuation allowance (as a percent)	3.29%	0.00%
Other (as a percent)	0.39%	(17.37%)
Effective income tax rate (as a percent)	9.15%	21.41%