Quarterly report [Sections 13 or 15(d)]

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

v3.25.3
Fair Value Measurements - Estimated Fair Values of Financial Instruments (Detail) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Financial assets:    
Cash and due from banks $ 215,654 $ 304,800
Securities available for sale 904,721 905,798
Loans held for sale 6,512 8,579
Loans receivable, net of allowance for credit losses 6,458,478 6,181,230
Accrued interest receivable 23,986 22,937
Derivative financial instruments, Assets 2,805  
Financial liabilities:    
Noninterest-bearing deposits 2,087,132 2,096,634
Interest-bearing deposits 4,679,507 4,339,142
Borrowings and subordinated debentures 192,809 393,138
Accrued interest payable 34,219 34,824
Derivative financial instruments, Liabilities 2,809  
Quoted Prices in Active Markets for Identical Assets | Fair Value    
Financial assets:    
Cash and due from banks 215,654 304,800
Securities available for sale 132,044 88,929
Loans held for sale 0 0
Loans receivable, net of allowance for credit losses 0 0
Accrued interest receivable 23,986 22,937
Derivative financial instruments, Assets 0  
Financial liabilities:    
Noninterest-bearing deposits 0 0
Interest-bearing deposits 0 0
Borrowings and subordinated debentures 0 0
Accrued interest payable 34,219 34,824
Derivative financial instruments, Liabilities 0  
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 772,677 816,869
Loans held for sale 7,016 9,229
Loans receivable, net of allowance for credit losses 0 0
Accrued interest receivable 0 0
Derivative financial instruments, Assets 2,805  
Financial liabilities:    
Noninterest-bearing deposits 2,087,132 2,096,634
Interest-bearing deposits 0 0
Borrowings and subordinated debentures 62,521 262,183
Accrued interest payable 0 0
Derivative financial instruments, Liabilities 2,809  
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 receivable, net of allowance for credit losses 6,494,947 6,078,567
Accrued interest receivable 0 0
Derivative financial instruments, Assets 0  
Financial liabilities:    
Noninterest-bearing deposits 0 0
Interest-bearing deposits 4,681,171 4,336,429
Borrowings and subordinated debentures 133,020 129,226
Accrued interest payable 0 $ 0
Derivative financial instruments, Liabilities $ 0