Annual report pursuant to Section 13 and 15(d)

EXCESS MORTGAGE SERVICING RIGHTS - Summary of Excess MSRs Made Through Equity Method Investees (Details)

v3.20.4
EXCESS MORTGAGE SERVICING RIGHTS - Summary of Excess MSRs Made Through Equity Method Investees (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Schedule of MSRs [Line Items]      
Carrying Value $ 4,585,841 $ 5,686,233 $ 4,528,604
Weighted Average Life (Years) 2 years 2 months 12 days    
Excess MSRs Investees      
Schedule of MSRs [Line Items]      
New Residential Interest in Investees 50.00%    
Carrying Value $ 99,917 125,596  
Excess MSRs Investees | Agency      
Schedule of MSRs [Line Items]      
New Residential Interest in Investees 50.00%    
Excess MSRs Investees | Agency | Original and Recaptured Pools      
Schedule of MSRs [Line Items]      
Unpaid Principal Balance $ 28,453,512 $ 33,592,554  
Investee Interest in Excess MSR 66.70% 66.70%  
New Residential Interest in Investees 50.00% 50.00%  
Amortized Cost Basis $ 139,251 $ 168,807  
Carrying Value $ 179,762 $ 226,843  
Weighted Average Life (Years) 5 years 9 months 18 days 5 years 4 months 24 days