Quarterly report pursuant to Section 13 or 15(d)

INVESTMENTS IN MORTGAGE SERVICING RIGHTS AND MORTGAGE SERVICING RIGHTS FINANCING RECEIVABLE - Schedule of Servicing Fee Revenue (Details)

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INVESTMENTS IN MORTGAGE SERVICING RIGHTS AND MORTGAGE SERVICING RIGHTS FINANCING RECEIVABLE - Schedule of Servicing Fee Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Servicing Asset at Amortized Cost [Line Items]        
Less: subservicing expense $ (55,958) $ 0 $ (73,662) $ 0
Servicing revenue, net 170,851 0 211,453 0
Change in fair value of investments in mortgage servicing rights financing receivable 5,596 $ 0 5,596 $ 0
Mortgage Servicing Rights [Member]        
Servicing Asset at Amortized Cost [Line Items]        
Servicing fee revenue 120,432   185,901  
Ancillary and other fees 24,982   27,170  
Servicing fee revenue and fees 145,414   213,071  
Amortization of servicing rights (64,305)   (90,601)  
Change in valuation inputs and assumptions (89,742)   (88,983)  
Servicing revenue, net 170,851   211,453  
PHH Mortgage Corporation [Member] | New Residential Mortgage LLC [Member] | Mortgage Servicing Rights [Member]        
Servicing Asset at Amortized Cost [Line Items]        
Servicing fee revenue 2,675   2,675  
Ancillary and other fees 75   75  
Less: subservicing expense (294)   (294)  
Servicing fee revenue and fees 2,456   2,456  
Amortization of servicing rights (1,127)   (1,127)  
Change in valuation inputs and assumptions 6,723   6,723  
Change in fair value of investments in mortgage servicing rights financing receivable $ 5,596   $ 5,596