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v3.19.3.a.u2

Estimated Fair Values (Narrative) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair Value, Option, Changes in Fair Value, Gain (Loss) | $ 289 | $ 50 | $ 2,900
Asset transfers between Level 1 and Level 2 | 0 | 0 |
Asset transfers between Level 2 and Level 1 | 0 | 0 |
Liability transfers between Level 2 and Level 1 | $ 0 | $ 0 |
Minimum |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Effective Interest Rate For Discounted Cash Flow |  | 2.00% |
Discounts for collateral value estimates due to estimated holding and selling costs (percent) |  | 6.00% |
Minimum | Discount Rate |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Loans held-for-sale, measurement input | 6 |  |
OREO, measurement input | 6 |  |
Minimum | Effective Interest Rate |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Loans held-for-sale, measurement input | 3 |  |
Maximum |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Effective Interest Rate For Discounted Cash Flow |  | 18.00% |
Discounts for collateral value estimates due to estimated holding and selling costs (percent) |  | 11.00% |
Maximum | Discount Rate |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Loans held-for-sale, measurement input | 11 |  |
OREO, measurement input | 11 |  |
Maximum | Effective Interest Rate |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Loans held-for-sale, measurement input | 7 |  |
Fair Value, Measurements, Recurring |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Liability measured at fair value on nonrecurring basis |  | $ 0 |
Fair Value, Measurements, Nonrecurring |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Liability measured at fair value on nonrecurring basis |  | 0 |
Corporate Bond Securities |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 | $ 112,600 |  |
Transfers from Level 2 to Level 3 |  | $ 65,300 |

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