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Investment Securities - Gains (Losses) on Sales of Investments (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Investments, Debt and Equity Securities [Abstract] |  |  |  |
Proceeds from sales of available-for-sale securities | $ 0 | $ 0 | $ 24,327 | $ 54,531
Gains, gross | 0 | 0 | 658 | 0
Losses, gross | 0 | 0 | 0 | 1,536
Proceeds from sales of equity securities | 0 | 360 | 39 | 566
Gain, gross | 0 | 25 | 103 | 25
Losses, gross | 0 | 0 | 0 | 294
Unrealized holding gains (losses) on equity securities | $ 498 | $ 219 | $ 463 | $ 71

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- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 + Details
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- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 + Details
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