v3.26.1
Loans Held for Investment - Loan Products Type and Characteristics (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 1,254,328 $ 1,609,215
Total Principal $ 8,141,676 $ 9,988,601
Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 11.70% 12.20%
Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 15.50% 16.10%
Bankruptcy | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 160,992 $ 182,663
Bankruptcy | Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 1.50% 1.40%
Bankruptcy | Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 2.00% 1.80%
Foreclosure | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 249,855 $ 275,477
Foreclosure | Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 2.40% 2.90%
Foreclosure | Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 3.10% 2.80%
REO | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 45,195 $ 41,467
REO | Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 0.70% 0.70%
REO | Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 0.60% 0.40%
30 Days Delinquent | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 504,051 $ 687,205
30 Days Delinquent | Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 3.60% 3.80%
30 Days Delinquent | Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 6.20% 6.90%
60 Days Delinquent | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 146,053 $ 209,725
60 Days Delinquent | Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 1.60% 1.50%
60 Days Delinquent | Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 1.80% 2.10%
90+ Days Delinquent | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
Outstanding balance past due $ 148,182 $ 212,678
90+ Days Delinquent | Non-Agency RMBS    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 2.00% 1.90%
90+ Days Delinquent | Non-Agency RMBS | Residential Portfolio Segment    
Securitized Loans Held For Investment By Consolidated Variable Interest Entities [Line Items]    
% of UPB 1.80% 2.10%