v3.26.1
LOANS - Additional Data On Residential Mortgage Loans (Details) - Residential Mortgage Loans
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
point
Dec. 31, 2025
USD ($)
point
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]    
Unpaid principal balance $ 45,398,184 $ 37,033,580
Minimum    
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]    
Unpaid principal balance $ 1 $ 1
Interest rate 1.63% 2.00%
FICO score at loan origination | point 522 549
Loan-to-value ratio at loan origination 1.00% 1.00%
Maximum    
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]    
Unpaid principal balance $ 4,396 $ 4,396
Interest rate 18.00% 18.00%
FICO score at loan origination | point 850 850
Loan-to-value ratio at loan origination 100.00% 100.00%
Weighted Average    
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]    
Unpaid principal balance $ 450 $ 459
Interest rate 6.62% 6.67%
FICO score at loan origination | point 763 761
Loan-to-value ratio at loan origination 67.00% 67.00%