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Investments In Securities and Fair Value (Schedule Of Gross Realized Gains And Losses On Securities) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Debt securities, realized gains |  |  | $ 0 | $ 53
Equity securities, realized gains |  |  | 4,556 | 1,079
Debit and equity securities, realized gains |  |  | 4,556 | 1,132
Debt Securities, Available-for-sale, Realized Loss |  |  | (46) | (24)
Equity securities, realized losses |  |  | (189) | (606)
Other-than-temporary impairment, gross realized losses |  |  | (127) | 0
Debt and Equity Securities, Realized Loss |  |  | (362) | (630)
Debt and equity securities, net realized gain (loss) |  |  | 4,194 | 502
Gross gains on sales of other investments |  |  | 0 | 1
Gross losses on sales of other investments |  |  | (409) | 0
Net gains (losses) on sales of other investments |  |  | (409) | 1
Net realized investment gains (losses) | $ 2,038 | $ 182 | $ 3,785 | $ 503

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27357-111563 + Details
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