v3.25.4
Subordinated Debt - Schedule of Future Principal Repayments (Detail)
$ in Thousands
Dec. 31, 2025
USD ($)
Subordinated Borrowing [Line Items]  
Due in one year or less $ 339,864
Thereafter 103,352
Total 443,216
Retail Repurchase Agreements [Member]  
Subordinated Borrowing [Line Items]  
Due in one year or less 39,864
Total 39,864
Federal Home Loan Bank Advances [Member]  
Subordinated Borrowing [Line Items]  
Due in one year or less 300,000
Total 300,000
Subordinated Debentures [Member]  
Subordinated Borrowing [Line Items]  
Thereafter 28,352
Total 28,352
Subordinated Notes [Member]  
Subordinated Borrowing [Line Items]  
Thereafter 75,000
Total $ 75,000