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Fair Value Of Financial Instruments (Schedule Of Changes In Fair Value Associated With Level 3 Financial Instruments) (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2022 USD ($)
Asset-Backed Securities [Member] |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Beginning Balance | $ 64,706
Unrealized gains/(losses) | 4,750
Realized gains | 1,673
Redemptions | 17,713
Net change | (11,290)
Ending Balance | 53,416
Corporate Equity Securities Financial Instruments Owned Member |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Beginning Balance | 225
Unrealized gains/(losses) | 839
Realized gains | 336
Sales | (387)
Net change | 788
Ending Balance | 1,013
Loans [Member] |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Beginning Balance | 26,857
Unrealized gains/(losses) | 60
Realized gains | 325
Purchases | 33,222
Sales | (24,900)
Redemptions | 604
Net change | 8,103
Ending Balance | 34,960
Corporate Equity Securities [Member] |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Beginning Balance | 5,754
Unrealized gains/(losses) | 6,124
Net change | 6,124
Ending Balance | 11,878
Auction Rate Securities [Member] |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Beginning Balance | 13,032
Unrealized gains/(losses) | 711
Net change | 711
Ending Balance | 13,743
Other Investment [Member] |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Beginning Balance | 35,837
Unrealized gains/(losses) | (1,066)
Realized gains | 992
Sales | (999)
Redemptions | 39
Net change | (1,112)
Ending Balance | $ 34,725

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- Definition Fair value measurement with unobservable inputs reconciliation recurring basis realized asset gain loss included in earnings. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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