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Investments In Securities Investments In Securities (Schedule of Variable Interest Entities) (Details) - Other investments $ in Thousands | Sep. 30, 2018 USD ($)
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Variable Interest Entity [Line Items] |
Carrying Value | $ 9,803
Estimated Fair Value | 10,459
Maximum Potential Loss | 18,675
Tax credit LPs |
Variable Interest Entity [Line Items] |
Carrying Value | 629
Estimated Fair Value | 629
Maximum Potential Loss | 1,325
Real estate LLCs or LPs |
Variable Interest Entity [Line Items] |
Carrying Value | 4,854
Estimated Fair Value | 5,563
Maximum Potential Loss | 7,950
Small business investment LPs |
Variable Interest Entity [Line Items] |
Carrying Value | 4,320
Estimated Fair Value | 4,267
Maximum Potential Loss | $ 9,400

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- Definition Estimated fair value amount of the assets in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), where the reporting entity is not the VIE's primary beneficiary. + References No definition available. + Details
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