v3.25.4
Use of Special Purpose Entities (SPE) and Variable Interest Entities (VIE) - Classification and Carrying Value of Unconsolidated VIEs (Details) - Equity Method Investment, Nonconsolidated Investee or Group of Investees - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Total Unconsolidated Variable Interest Entities    
Variable Interest Entity [Line Items]    
Investments $ 103,663 $ 185,858
Non-Agency RMBS    
Variable Interest Entity [Line Items]    
Investments 21,476 22,892
Preferred equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments 80,187 159,628
Joint venture equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments   1,338
Other investments    
Variable Interest Entity [Line Items]    
Investments 2,000 2,000
Multi-family loans, at fair value | Total Unconsolidated Variable Interest Entities    
Variable Interest Entity [Line Items]    
Investments 55,476 86,192
Multi-family loans, at fair value | Non-Agency RMBS    
Variable Interest Entity [Line Items]    
Investments 0 0
Multi-family loans, at fair value | Preferred equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments 55,476 86,192
Multi-family loans, at fair value | Joint venture equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments   0
Multi-family loans, at fair value | Other investments    
Variable Interest Entity [Line Items]    
Investments 0 0
Investment securities available for sale, at fair value | Total Unconsolidated Variable Interest Entities    
Variable Interest Entity [Line Items]    
Investments 21,476 22,892
Investment securities available for sale, at fair value | Non-Agency RMBS    
Variable Interest Entity [Line Items]    
Investments 21,476 22,892
Investment securities available for sale, at fair value | Preferred equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments 0 0
Investment securities available for sale, at fair value | Joint venture equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments   0
Investment securities available for sale, at fair value | Other investments    
Variable Interest Entity [Line Items]    
Investments 0 0
Equity investments, at fair value | Total Unconsolidated Variable Interest Entities    
Variable Interest Entity [Line Items]    
Investments 24,711 74,774
Equity investments, at fair value | Non-Agency RMBS    
Variable Interest Entity [Line Items]    
Investments 0 0
Equity investments, at fair value | Preferred equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments 24,711 73,436
Equity investments, at fair value | Joint venture equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments   1,338
Equity investments, at fair value | Other investments    
Variable Interest Entity [Line Items]    
Investments 0 0
Other assets | Total Unconsolidated Variable Interest Entities    
Variable Interest Entity [Line Items]    
Investments 2,000 2,000
Other assets | Non-Agency RMBS    
Variable Interest Entity [Line Items]    
Investments 0 0
Other assets | Preferred equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments 0 0
Other assets | Joint venture equity investments in multi-family properties    
Variable Interest Entity [Line Items]    
Investments   0
Other assets | Other investments    
Variable Interest Entity [Line Items]    
Investments $ 2,000 $ 2,000