Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENT - Financial Assets Measured at Fair Value on a Recurring Basis using Level 3 Inputs (Details)

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FAIR VALUE MEASUREMENT - Financial Assets Measured at Fair Value on a Recurring Basis using Level 3 Inputs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning  
Purchases, sales and repayments    
Purchases   $ 9,465,922
Balance, ending  
Non-Agency    
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in gain (loss) on settlement of investments, net $ 97,200 $ (1,300)
Excess MSRs Investees    
Purchases, sales and repayments    
New Residential’s ownership 50.00% 50.00%
Recurring Basis | Level 3    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning $ 17,172,492 $ 13,681,878
Transfers    
Transfers from Level 3 (32,806) 0
Transfers to Level 3 315,577 0
Acquisition 589,774 341,560
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities (25,174) (24,940)
Included in change in fair value of investments in excess mortgage servicing rights (10,505) (58,656)
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 6,800 8,357
Included in servicing revenue, net (721,356) (199,836)
Included in change in fair value of investments in mortgage servicing rights financing receivable   31,550
Included in change in fair value of servicer advance investments 10,288 (89,332)
Included in change in fair value of investments in residential mortgage loans (63,347) 46,065
Included in gain (loss) on settlement of investments, net 98,700 111,714
Included in other income (loss), net 33,706 16,576
Gains (losses) included in other comprehensive income 238,217 31,031
Included in change in fair value of investments in mortgage servicing rights financing receivables (189,023)  
Interest income 363,018 471,676
Purchases, sales and repayments    
Purchases 16,217,207  
Proceeds from sales (12,622,386) (118,780)
Proceeds from repayments (3,829,844) (3,781,138)
Originations 1,218,516 35,311
Ocwen Transaction   (2,796,466)
Balance, ending 18,769,854 17,172,492
Recurring Basis | Level 3 | Consumer loan bonds    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 735,846 4,027,379
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 0 0
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 10,288 (89,332)
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 0 72,585
Included in other income (loss), net 0
Gains (losses) included in other comprehensive income 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 27,666 50,218
Purchases, sales and repayments    
Purchases 1,622,808 2,332,989
Proceeds from sales 0 0
Proceeds from repayments (1,814,831) (2,455,155)
Originations 0 0
Ocwen Transaction   (3,202,838)
Balance, ending 581,777 735,846
Recurring Basis | Level 3 | MSRs    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 2,884,100 1,735,504
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 387,170 275,964
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 367,121  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net (721,356) (199,836)
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 0 0
Included in other income (loss), net 0 0
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 0 0
Purchases, sales and repayments    
Purchases 690,049 1,042,933
Proceeds from sales (1,539) (5,776)
Proceeds from repayments (11,625) 0
Originations 374,040 35,311
Ocwen Transaction   0
Balance, ending 3,967,960 2,884,100
Recurring Basis | Level 3 | Mortgage Servicing Rights Financing Receivables    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 1,644,504 598,728
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 0 (124,652)
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights (367,121)  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   31,550
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 0 0
Included in other income (loss), net 0 0
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables (189,023)  
Interest income 0 0
Purchases, sales and repayments    
Purchases 735,152 128,357
Proceeds from sales (22,989) (7,472)
Proceeds from repayments (82,250) 0
Originations 0 0
Ocwen Transaction   1,017,993
Balance, ending 1,718,273 1,644,504
Recurring Basis | Level 3 | Non-Agency    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 8,970,963 5,974,789
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition (178,435) 0
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities (25,174) (24,940)
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 97,191 (1,288)
Included in other income (loss), net 2,101 10,283
Gains (losses) included in other comprehensive income 238,217 31,031
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 302,705 377,018
Purchases, sales and repayments    
Purchases 2,058,953 3,854,439
Proceeds from sales (1,949,300) (86,448)
Proceeds from repayments (1,559,436) (1,163,921)
Originations 0
Ocwen Transaction   0
Balance, ending 7,957,785 8,970,963
Recurring Basis | Level 3 | Derivatives    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 10,628 0
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 0 10,604
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 0 0
Included in other income (loss), net 29,263 24
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 0 0
Purchases, sales and repayments    
Purchases 0 0
Proceeds from sales 0 0
Proceeds from repayments 0 0
Originations 0 0
Ocwen Transaction   0
Balance, ending 39,891 10,628
Recurring Basis | Level 3 | Residential Mortgage Loans    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 2,330,627 0
Transfers    
Transfers from Level 3 (32,806) 0
Transfers to Level 3 315,577 0
Acquisition 381,039 179,644
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans (63,347) 46,065
Included in gain (loss) on settlement of investments, net 0 0
Included in other income (loss), net 0 (175)
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 0 0
Purchases, sales and repayments    
Purchases 11,110,245 2,107,204
Proceeds from sales (10,638,483) 0
Proceeds from repayments (248,503) (2,111)
Originations 844,476 0
Ocwen Transaction   0
Balance, ending 3,998,825 2,330,627
Recurring Basis | Level 3 | MSRs Agency    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 257,387 324,636
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 0 0
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights (7,559) (18,099)
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 1,479 0
Included in other income (loss), net 1,523 6,137
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 14,895 21,936
Purchases, sales and repayments    
Purchases 0 0
Proceeds from sales (10,018) (19,084)
Proceeds from repayments (48,074) (58,139)
Originations 0 0
Ocwen Transaction   0
Balance, ending 209,633 257,387
Recurring Basis | Level 3 | MSRs Agency | Excess MSRs Investees    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 147,964 171,765
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 0 0
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights 0 0
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 6,800 8,357
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 0 0
Included in other income (loss), net 0 0
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 0 0
Purchases, sales and repayments    
Purchases 0 0
Proceeds from sales 0 0
Proceeds from repayments (29,168) (32,158)
Originations 0 0
Ocwen Transaction   0
Balance, ending 125,596 147,964
Recurring Basis | Level 3 | MSRs Non-Agency    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning 190,473 849,077
Transfers    
Transfers from Level 3 0 0
Transfers to Level 3 0 0
Acquisition 0 0
Transfers from investments in mortgage servicing rights financing receivables to investments in mortgage servicing rights 0  
Fair Value, Assets Measured on Recurring Basis, Gains (losses) included in net income    
Included in other-than-temporary impairment on securities 0 0
Included in change in fair value of investments in excess mortgage servicing rights (2,946) (40,557)
Included in change in fair value of investments in excess mortgage servicing rights, equity method investees 0 0
Included in servicing revenue, net 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivable   0
Included in change in fair value of servicer advance investments 0 0
Included in change in fair value of investments in residential mortgage loans 0 0
Included in gain (loss) on settlement of investments, net 30 40,417
Included in other income (loss), net 819 307
Gains (losses) included in other comprehensive income 0 0
Included in change in fair value of investments in mortgage servicing rights financing receivables 0  
Interest income 17,752 22,504
Purchases, sales and repayments    
Purchases 0 0
Proceeds from sales (57) 0
Proceeds from repayments (35,957) (69,654)
Originations 0 0
Ocwen Transaction   (611,621)
Balance, ending $ 170,114 $ 190,473