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Securities, Gains and (Losses) on Equity Securities (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Gains (losses) on equity securities [Abstract] |  |  |  |  |
Net (losses) recognized on equity securities | $ (183) | $ (148) | $ (372) | $ (918) |
Less: Net (losses) recognized on equity securities sold during the period | 0 | 0 | 0 | 0 |
Unrealized (losses) recognized on equity securities still held | (183) | (148) | (372) | (918) |
Equity Securities without Readily Determinable Fair Value, Annual Amount [Abstract] |  |  |  |  |
Carrying amount of equity securities without readily determinable fair values | 1,000 |  | 1,000 |  | $ 1,000
Impairment adjustments of equity securities without readily determinable fair values | 0 | 0 | 0 | 0 |
Downward adjustments of equity securities without readily determinable fair values | 0 | 0 | 0 | 0 |
Upward adjustments of equity securities without readily determinable fair values | $ 0 | $ 0 | $ 0 | $ 0 |

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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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