Quarterly report [Sections 13 or 15(d)]

Available-for-Sale Securities, at Fair Value - AFS Investment Securities (Details)

v3.25.3
Available-for-Sale Securities, at Fair Value - AFS Investment Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Debt Securities, Available-for-sale [Line Items]    
Total available-for-sale securities $ 6,348,157 $ 7,371,711
Federal National Mortgage Association    
Debt Securities, Available-for-sale [Line Items]    
Total available-for-sale securities 3,907,082 4,764,502
Federal Home Loan Mortgage Corporation    
Debt Securities, Available-for-sale [Line Items]    
Total available-for-sale securities 2,254,707 2,505,390
Government National Mortgage Association    
Debt Securities, Available-for-sale [Line Items]    
Total available-for-sale securities 183,084 98,085
Non-Agency    
Debt Securities, Available-for-sale [Line Items]    
Total available-for-sale securities $ 3,284 $ 3,734