v3.26.1
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Securities available for sale $ 550,207 $ 571,314
Securities held to maturity, fair value 1,426,444 1,543,554
Loans held for sale at fair value 163,426 76,980
Loan receivable includes at fair value 46,427 47,318
Net of allowance for credit losses on loans $ 76,831 $ 83,301
Stockholders' Equity    
Common stock, shares authorized 75,000,000 75,000,000
Common stock, shares issued 45,935,408 45,893,172
Common stock, shares outstanding 45,935,408 45,893,172
Preferred stock, shares authorized 5,000,000 5,000,000
6% Series C Preferred Stock    
Stockholders' Equity    
Preferred stock, dividend rate (as a percent) 6.00% 6.00%
Preferred stock liquidation preference (in dollars per share) $ 1,000 $ 1,000
Preferred stock, shares authorized 200,000 200,000
Preferred stock, shares issued 196,181 196,181
Preferred stock, shares outstanding 196,181 196,181
Depositary shares 7,847,233 7,847,233
8.25% Series D Preferred Stock    
Stockholders' Equity    
Preferred stock, dividend rate (as a percent) 8.25% 8.25%
Preferred stock liquidation preference (in dollars per share) $ 1,000 $ 1,000
Preferred stock, shares authorized 300,000 300,000
Preferred stock, shares issued 142,500 142,500
Preferred stock, shares outstanding 142,500 142,500
Depositary shares 5,700,000 5,700,000
7.625% Series E Preferred Stock    
Stockholders' Equity    
Preferred stock, dividend rate (as a percent) 7.625% 7.625%
Preferred stock liquidation preference (in dollars per share) $ 1,000 $ 1,000
Preferred stock, shares authorized 230,000 230,000
Preferred stock, shares issued 230,000 230,000
Preferred stock, shares outstanding 230,000 230,000
Depositary shares 9,200,000 9,200,000