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Income Taxes - Schedule of Effective Income Tax Reconciliation (Details) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Effective Income Tax Rate Reconciliation, Percent |  |  |
Federal statutory income tax rate | 21.00% | 21.00% | 21.00%
Increase (decrease) due to: |  |  |
California franchise tax, net of federal tax benefit | 9.70% | 7.90% | 8.30%
Tax exempt interest on municipal securities and loans | 4.90% | (3.10%) | (1.90%)
Tax exempt earnings on bank owned life insurance | 2.60% | (1.50%) | (0.40%)
Non-deductible acquisition related expenses | 0.00% | 0.00% | 0.00%
Non-deductible executive compensation | 0.00% | 0.00% | 0.00%
Other | 1.00% | (0.70%) | (0.40%)
Effective Tax Rate | 39.20% | 23.60% | 26.60%

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 + Details
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