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Investments In Securities and Fair Value (Schedule of Variable Interest Entities) (Details) - Other investments $ in Thousands | Sep. 30, 2024 USD ($)
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Variable Interest Entity, Not Primary Beneficiary [Line Items] |
Carrying Value | $ 11,745
Estimated Fair Value | 14,003
Maximum Potential Loss (a) | 16,057
Real estate LLCs or LPs |
Variable Interest Entity, Not Primary Beneficiary [Line Items] |
Carrying Value | 10,577
Estimated Fair Value | 12,761
Maximum Potential Loss (a) | 14,654
Small business investment LPs |
Variable Interest Entity, Not Primary Beneficiary [Line Items] |
Carrying Value | 1,168
Estimated Fair Value | 1,242
Maximum Potential Loss (a) | $ 1,403

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