v3.26.1
Subordinated Notes and Junior Subordinated Debentures - Additional Information (Details) - USD ($)
$ in Millions
6 Months Ended
Aug. 07, 2025
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]      
Floating rate of subordinated notes   0.26161%  
Fixed-to-floating subordinated notes that mature on August 15, 2035 | Subordinated Notes      
Debt Instrument [Line Items]      
Debt instrument, face amount $ 75.0    
Debt instrument, maturity date   Aug. 15, 2035  
Debt issuance costs   $ 1.1  
Debt issuance costs, amortization period   10 years  
Unamortized debt issuance costs   $ 74.0 $ 73.9
Floating rate of subordinated notes 6.875%    
Fixed-to-floating subordinated notes that mature on August 15, 2035 | Subordinated Notes | Three-Month Secured Overnight Financing Rate Plus 322 Basis Points      
Debt Instrument [Line Items]      
Debt instrument, description of variable rate basis   The subordinated notes bear a fixed interest rate of 6.875% until August 15, 2030, and a floating interest rate equal to the then current three-month SOFR plus 322 basis points thereafter until maturity