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Investments (Gross Gains And Losses Realized) (Details) - USD ($) | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Investments [Abstract] |  |
Gross realized gains on securities sold | $ 0 | $ 975,000
Gross realized losses on securities sold | 1,000 | 202,000
Net realized investment security gains | (1,000) | 773,000
Gross unrealized gains recognized on equity securities still held | 63,000 | 463,000
Gross unrealized losses recognized on equity securities still held | (215,000) | (102,000)
Net unrealized (losses) gains recognized on equity securities still held | (152,000) | 361,000
Proceeds from sales of securities available-for-sale | $ 0 | $ 84,940,000

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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 gain (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/2009/role/commonPracticeRef -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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