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Financial Instruments (Estimated Fair Values Of Financial Instruments) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Fair Value, Measurements, Recurring |  |
Liabilities |  |
Options sold | $ 162 | $ 301
Notes payable | 375,631 | 413,378
Fair Value, Measurements, Recurring | Call Option |  |
Liabilities |  |
Options sold | 162 | 301
Investments |  |
Assets |  |
Investments | $ 4,910,800 | $ 5,142,589

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- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References No definition available. + Details
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