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Income Taxes - Deferred Tax Asset and Liability (Details) - USD ($) | Dec. 31, 2022 | Dec. 31, 2021
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Deferred tax assets: |  |
Net unrealized losses on securities available-for-sale | $ 29,458,000 | $ 0
Operating and finance lease liabilities | 8,002,000 | 7,642,000
Allowance for credit losses on loans and unfunded loan commitments | 7,229,000 | 7,335,000
Deferred compensation and salary continuation plans | 3,481,000 | 3,911,000
Accrued but unpaid expenses | 1,751,000 | 1,884,000
State franchise tax | 1,396,000 | 930,000
Net operating loss carryforwards | 1,239,000 | 1,406,000
Fair value adjustment on acquired loans | 905,000 | 894,000
Stock-based compensation | 697,000 | 599,000
Depreciation and disposals on premises and equipment | 236,000 | 188,000
Other | 194,000 | 144,000
Total gross deferred tax assets | 54,588,000 | 24,933,000
Deferred tax liabilities: |  |
Operating and finance lease right-of-use assets | (7,465,000) | (7,098,000)
Core deposit intangible assets | (1,512,000) | (1,953,000)
Deferred loan origination costs and fees | (1,476,000) | (1,526,000)
Net unrealized gains on securities available-for-sale | 0 | (745,000)
Other | (279,000) | (292,000)
Total gross deferred tax liabilities | (10,732,000) | (11,614,000)
Net deferred tax assets | 43,856,000 | 13,319,000
Valuation allowance of deferred tax assets | 0 | $ 0
California |  |
Deferred tax liabilities: |  |
Net operating loss carryforwards expected to expire | $ 14,500,000 |

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