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Fair Value Measurement and Fair Value of Financial Instruments - Carrying Amounts of Assets That Were Still Held and Had Fair Value Changes Measured on a Nonrecurring Basis (Details) - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | $ 45,892 | $ 72,614
Commercial Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 44,688 | 71,391
Commercial Lending | C&I |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 22,035 | 40,011
Commercial Lending | CRE |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 22,653 | 31,380
Consumer Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 1,204 | 1,223
Consumer Lending | HELOCs |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 1,204 | 1,223
Level 1 |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 1 | Investments in qualified affordable housing partnerships, tax credit and other investments, net |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Investments in qualified affordable housing partnerships, tax credit and other investments, net | 0 |
Level 1 | Commercial Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 1 | Commercial Lending | C&I |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 1 | Commercial Lending | CRE |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 1 | Consumer Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 1 | Consumer Lending | HELOCs |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 2 |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 2 | Investments in qualified affordable housing partnerships, tax credit and other investments, net |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Investments in qualified affordable housing partnerships, tax credit and other investments, net | 0 |
Level 2 | Commercial Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 2 | Commercial Lending | C&I |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 2 | Commercial Lending | CRE |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 2 | Consumer Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 2 | Consumer Lending | HELOCs |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 0 | 0
Level 3 |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 45,892 | 72,614
Level 3 | Valuation Technique, Fair Value Of Collateral, Contract Value |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 3,009 |
Level 3 | Investments in qualified affordable housing partnerships, tax credit and other investments, net |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Investments in qualified affordable housing partnerships, tax credit and other investments, net | 868 |
Level 3 | Commercial Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 44,688 | 71,391
Level 3 | Commercial Lending | C&I |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 22,035 | 40,011
Level 3 | Commercial Lending | CRE |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 22,653 | 31,380
Level 3 | Consumer Lending |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | 1,204 | 1,223
Level 3 | Consumer Lending | HELOCs |  |
Fair Value, Assets Measured on a Nonrecurring Basis |  |
Total loans held-for-investment | $ 1,204 | $ 1,223

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