ACCOUNTS PAYABLE, ACCRUED EXPENSES AND OTHER LIABILITIES (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Payables and Accruals [Abstract]
Accrued compensation and benefits	$ 1,755	$ 7,978
Due to affiliates	13,946	15,043
Revenue share payable	4,903	6,472
Accrued interest	1,472	558
Professional fees	684	858
Deferred rent	2,755	2,833
Deferred tax liabilities	189	202
Performance fee compensation	105	985
Accounts payable and other accrued expenses	1,914	2,326
Total accounts payable, accrued expenses and other liabilities	$ 27,723	$ 37,255