INVESTMENTS IN SERVICER ADVANCES - Schedule of Interest Income Related to Investments in Servicer Advances (Details) - Servicer Advance Investments [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Investment [Line Items]
Interest income, gross of amounts attributable to servicer compensation	$ 192,342	$ 226,961	$ 419,630	$ 290,318
Amounts attributable to base servicer compensation	(23,399)	(31,957)	(52,908)	(38,558)
Amounts attributable to incentive servicer compensation	(90,831)	(86,416)	(209,973)	(100,823)
Interest income from investments in Servicer Advances	$ 78,112	$ 108,588	$ 156,749	$ 150,937