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Income Taxes - Tax Effects of Temporary Differences on Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
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Income Tax Disclosure [Abstract] |  |
Allowance for credit losses | $ 18,955,000 | $ 16,248,000
Available-for-sale investment securities | 55,722,000 | 61,880,000
Deferred compensation | 4,128,000 | 4,157,000
Supplemental retirement | 519,000 | 492,000
Deferred loan costs | 222,000 | 302,000
Stock compensation expense | 82,000 | 147,000
Deferred revenue | 283,000 | 349,000
Purchase accounting | 5,326,000 | 795,000
Acquisition costs | 152,000 | 179,000
Lease Liability | 3,975,000 | 4,381,000
Other | 1,305,000 | 823,000
Total gross deferred tax assets | 90,669,000 | 89,753,000
Less valuation allowance | (988,000) | 0
Net deferred tax asset | 89,681,000 | 89,753,000
Intangibles amortization | 6,432,000 | 6,398,000
Prepaid expenses | 1,576,000 | 1,418,000
FHLB stock dividend | 22,000 | 22,000
Deferred expenses | 104,000 | 104,000
Depreciation | 5,367,000 | 4,911,000
Accumulated accretion | 244,000 | 245,000
Mortgage servicing rights | 1,874,000 | 91,000
Right of use asset | 3,891,000 | 4,310,000
Other | 104,000 | 0
Total gross deferred tax liabilities | 19,614,000 | 17,499,000
Deferred tax assets, net | $ 70,067,000 | $ 72,254,000

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