Annual report [Section 13 and 15(d), not S-K Item 405]

Fair Value Measurements - Estimated Fair Values of Financial Instruments (Detail)

v3.25.4
Fair Value Measurements - Estimated Fair Values of Financial Instruments (Detail) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Financial assets:    
Cash and due from banks $ 212,841 $ 304,800
Securities available for sale 880,624 905,798
Loans held for sale 7,403 8,579
Loans, net of allowance for credit losses 6,493,465 6,181,230
Accrued interest receivable 24,466 22,937
Financial liabilities:    
Noninterest-bearing deposits 2,015,212 2,096,634
Interest-bearing deposits 4,662,438 4,339,142
Borrowings and subordinated debentures 280,463 393,138
Accrued interest payable 34,783 34,824
Quoted Prices in Active Markets for Identical Assets | Fair Value    
Financial assets:    
Cash and due from banks 212,841 304,800
Securities available for sale 128,710 88,929
Loans held for sale 0 0
Loans, net of allowance for credit losses 0 0
Accrued interest receivable 24,466 22,937
Financial liabilities:    
Interest-bearing deposits 0 0
Borrowings and subordinated debentures 0 0
Accrued interest payable 34,783 34,824
Significant Observable Inputs with No Active Market with Identical Characteristics | Fair Value    
Financial assets:    
Cash and due from banks 0 0
Securities available for sale 751,914 816,869
Loans held for sale 7,715 9,229
Loans, net of allowance for credit losses 0 0
Accrued interest receivable 0 0
Financial liabilities:    
Interest-bearing deposits 0 0
Borrowings and subordinated debentures 149,761 262,183
Accrued interest payable 0 0
Significant Unobservable Inputs | Fair Value    
Financial assets:    
Cash and due from banks 0 0
Securities available for sale 0 0
Loans held for sale 0 0
Loans, net of allowance for credit losses 6,532,980 6,078,567
Accrued interest receivable 0 0
Financial liabilities:    
Interest-bearing deposits 4,664,018 4,336,429
Borrowings and subordinated debentures 137,296 129,226
Accrued interest payable $ 0 $ 0