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Fair Value Accounting (Fair Value Inputs, Assets, Quantitative Information) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Dec. 31, 2018
Investment Securities Available for Sale |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Asset measured with unobservable inputs | $ 1,800 | $ 1,800 | $ 1,662 | $ 2,105 | $ 1,991 | $ 2,017 | $ 1,785
Private Equity Investments |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Asset measured with unobservable inputs | 958 | 958 | $ 698 | $ 3,887 | $ 11,289 | $ 13,341 | $ 11,028
Fair Value, Measurements, Recurring Basis | Level 3 | Investment Securities Available for Sale | Discounted cash flow analysis |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Asset measured with unobservable inputs | 1,800 | $ 1,800 |  |  |  |  |
Discount rate |  | 5.83% |  |  |  |  |
Forecasted average Prime reset rate |  | 3.79% |  |  |  |  |
Fair Value, Measurements, Recurring Basis | Level 3 | Private Equity Investments | Individual analysis of each investee company |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Asset measured with unobservable inputs | 958 | $ 958 |  |  |  |  |
Fair Value, Measurements, Recurring Basis | Level 3 | GGL/SBA loans servicing asset | Discounted cash flow analysis |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Asset measured with unobservable inputs | $ 3,100 | 3,100 |  |  |  |  |
Discount rate | 9.68% |  |  |  |  |  |
Prepayment speeds | 19.20% |  |  |  |  |  |
Fair Value, Measurements, Recurring Basis | Level 3 | Earnout liability | Option pricing methods and Monte Carlo simulation |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Assets, fair value disclosure | $ 15,924 | 15,924 |  |  |  |  |
Fair Value, Measurements, Recurring Basis | Level 3 | Visa derivative liability | Discounted cash flow analysis |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Assets, fair value disclosure | $ 1,460 | $ 1,460 |  |  |  |  |
Estimated timing of resolution of Covered Litigation and future cumulative deposits to the litigation escrow for settlement of the Covered Litigation |  | 1 year 2 months 12 days |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Loans | Third-party appraised value of real estate less estimated selling costs | Minimum |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 0.00% |  |  |  |  |
Estimated selling costs |  | 0.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Loans | Third-party appraised value of real estate less estimated selling costs | Maximum |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 36.00% |  |  |  |  |
Estimated selling costs |  | 10.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Loans | Third-party appraised value of real estate less estimated selling costs | Weighted Average |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 28.00% |  |  |  |  |
Estimated selling costs |  | 7.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Other real estate | Third-party appraised value of real estate less estimated selling costs | Minimum |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 0.00% |  |  |  |  |
Estimated selling costs |  | 0.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Other real estate | Third-party appraised value of real estate less estimated selling costs | Maximum |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 20.00% |  |  |  |  |
Estimated selling costs |  | 10.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Other real estate | Third-party appraised value of real estate less estimated selling costs | Weighted Average |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 10.00% |  |  |  |  |
Estimated selling costs |  | 7.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Other Assets Held for Sale [Member] | Third-party appraised value less estimated selling costs or BOV | Minimum |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 0.00% |  |  |  |  |
Estimated selling costs |  | 0.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Other Assets Held for Sale [Member] | Third-party appraised value less estimated selling costs or BOV | Maximum |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 66.00% |  |  |  |  |
Estimated selling costs |  | 10.00% |  |  |  |  |
Fair Value, Measurements, Nonrecurring Basis | Level 3 | Other Assets Held for Sale [Member] | Third-party appraised value less estimated selling costs or BOV | Weighted Average |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Discount rate |  | 53.00% |  |  |  |  |
Estimated selling costs |  | 7.00% |  |  |  |  |

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