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Significant Events Narrative (Details) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2020 USD ($) | Aug. 01, 2020 USD ($) | Jun. 30, 2020 USD ($)
Significant Events [Abstract] |  |  |
Increase in Loans and Leases Receivable, Allowance | $ 11,300 |  |
Percent Increase in Loans and Leases Receivable, Allowance | 57.90% |  |
Provision for loan and lease losses, specific reserves, increase (decrease) during the period | $ 5,500 |  |
Financing Receivable, Allowance for Credit Losses, Increase due to Economic Conditions | $ 4,700 |  |
Gross Loans and Leases Outstanding, Short-Term Modification, Percent 6 Month Deferral Period | 7.10% |  | 18.60%
Number of Short-Term Loan Modifications | 60 |  |
Gross Loans and Leases Outstanding, Short-Term Modification | $ 131,500 |  | $ 323,200
Goodwill, Impairment Loss | $ 0 |  |
Equity, Fair Value Disclosure |  | $ 289,000 |
Reporting Unit, Amount of Fair Value in Excess of Carrying Amount |  | $ 89,400 |
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount |  | 44.80% |

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