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Income Taxes (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Components of the provision for income taxes, exclusive of tax effect of unrealized AFS securities gains and losses [Abstract]      
Current federal income tax expense $ 19,746 $ 14,954 $ 14,882
Current state income tax expense 5,859 4,901 1,096
Deferred federal income tax expense (benefit) (1,452) 382 194
Deferred state income tax expense (benefit) (280) 327 3,056
Total income tax expense 23,873 20,564 19,228
Reconciliation of income tax expense at the statutory rate to actual income tax expense [Abstract]      
Computed at the statutory rate 22,404 20,699 21,219
Adjustments resulting from [Abstract]      
Tax-exempt interest (353) (637) (717)
Housing and new markets credits (1,292) (3,205) (3,105)
Bank owned life insurance (831) (496) (367)
ESOP dividend deduction (276) (259) (240)
Stock option exercises and restricted stock vesting (73) (8) (1)
State income taxes 4,407 4,131 3,281
Split dollar life insurance 58 126 (184)
Other (171) 213 (658)
Total income tax expense $ 23,873 $ 20,564 $ 19,228
Reconciliation of income tax expense at the statutory rate to actual income tax expense [Abstract]      
Computed at the statutory rate 21.00% 21.00% 21.00%
Adjustments resulting from [Abstract]      
Tax-exempt interest (0.33%) (0.65%) (0.70%)
Housing and new markets credits (1.21%) (3.25%) (3.07%)
Bank owned life insurance (0.78%) (0.50%) (0.36%)
ESOP dividend deduction (0.26%) (0.26%) (0.24%)
Stock option exercises and restricted stock vesting (0.07%) (0.01%) 0.00%
State income taxes 4.13% 4.19% 3.25%
Split dollar life insurance 0.06% 0.13% (0.19%)
Other (0.16%) 0.21% (0.66%)
Total 22.38% 20.86% 19.03%
Deferred tax assets [Abstract]      
Allowance for credit losses $ 13,715 $ 12,361  
Interest on nonaccrual loans 451 277  
Accrued expenses 2,150 1,633  
Unrealized losses on AFS securities 32,665 34,311  
Allowance for other real estate owned 22 49  
Lease liabilities 3,790 4,090  
Limited partnership investments 78    
Other 937 790  
Total deferred tax assets 53,808 53,511  
Deferred tax liabilities [Abstract]      
Depreciation and amortization (15,207) (14,927)  
FHLB stock dividends (12) (341)  
Loan fee income (1,888) (1,519)  
Mortgage servicing rights (1,836) (1,912)  
Limited partnership investments 0 (843)  
Right of use assets (3,589) (3,918)  
Other (2,211) (1,910)  
Total deferred tax liabilities (24,743) (25,370)  
Net deferred tax asset $ 29,065 $ 28,141