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Investment Securities - Schedule of Required Fair Value Disclosures for Equity Securities (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Equity Securities, FV-NI, Realized Gain (Loss) [Roll Forward] |  |  |
Fair value at beginning of period | $ 928 | $ 1,719 | $ 1,719
Sales/reclassification |  |  | 798
(Losses) Gains | (10) | 20 | 18
Losses on sales of securities |  |  | (11)
Fair value at end of period | 918 |  | 928
CRA Mutual Fund |  |  |
Equity Securities, FV-NI, Realized Gain (Loss) [Roll Forward] |  |  |
Fair value at beginning of period | 928 | 915 | 915
Sales/reclassification | 0 |  | 0
(Losses) Gains | (10) |  | 13
Losses on sales of securities | 0 |  | 0
Fair value at end of period | 918 |  | 928
Canapi Ventures SBIC Fund |  |  |
Equity Securities, FV-NI, Realized Gain (Loss) [Roll Forward] |  |  |
Fair value at beginning of period | 0 | 206 | 206
Sales/reclassification |  |  | 206
(Losses) Gains |  |  | 0
Losses on sales of securities |  |  | 0
Fair value at end of period |  |  | 0
Stock In Other Banks |  |  |
Equity Securities, FV-NI, Realized Gain (Loss) [Roll Forward] |  |  |
Fair value at beginning of period | $ 0 | $ 598 | 598
Sales/reclassification |  |  | 592
(Losses) Gains |  |  | 5
Losses on sales of securities |  |  | (11)
Fair value at end of period |  |  | $ 0

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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482736/825-10-45-1A + Details
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- Definition Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(d)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 321 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479536/321-10-50-4 + Details
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- Definition Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(d)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 321 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479536/321-10-50-4 + Details
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