v3.26.1
Securities, at Fair Value - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Debt Securities, Available-for-sale [Line Items]      
Securities, at fair value [1] $ 3,585,879,000   $ 3,360,280,000
Proceeds from sales of securities 1,561,000 $ 2,617,000  
CRT Securities      
Debt Securities, Available-for-sale [Line Items]      
CRT securities 34,600,000   34,900,000
Securities, at fair value 21,500,000   21,700,000
Proceeds from sales of securities   2,600,000  
Realized gain on securities sold   200,000  
Gross unrealized losses 0   0
Non-agency MBS      
Debt Securities, Available-for-sale [Line Items]      
Securities, at fair value 21,800,000   22,100,000
Gross unrealized losses 400,000   200,000
Residential Mortgage Securities      
Debt Securities, Available-for-sale [Line Items]      
Securities, at fair value 3,585,879,000   3,360,280,000
Proceeds from sales of securities 0    
Gross unrealized losses 14,883,000   $ 256,000
AFS securities      
Debt Securities, Available-for-sale [Line Items]      
Gross unrealized losses 0    
Allowance for loan loss $ 0 $ 0  
[1] See Note 6 for information regarding the Company’s pledged assets.