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v3.21.2

Fair Value Accounting and Measurement (IRL Quantitative Information About Level 3 Fair Value Measurements) (Details) $ in Thousands | Sep. 30, 2021 USD ($) | Dec. 31, 2020 USD ($) | Sep. 30, 2020 USD ($)
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Measurement input pull through rate member | Valuation technique internal pricing model member | Interest Rate Lock Commitments Contracts | Minimum [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset, Measurement Input | 0.7776 |  | 0.8585
Measurement input pull through rate member | Valuation technique internal pricing model member | Interest Rate Lock Commitments Contracts | Maximum [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset, Measurement Input | 1.0000 |  | 0.9645
Measurement input pull through rate member | Valuation technique internal pricing model member | Interest Rate Lock Commitments Contracts | Weighted Average [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset, Measurement Input | 0.9062 |  | 0.8847
Fair Value, Recurring [Member] |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset | $ 29,139 | $ 46,184 |
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset | 0 | 0 |
Fair Value, Recurring [Member] | Interest Rate Lock Commitments Contracts |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset | 482 | 1,096 | $ 169
Fair Value, Recurring [Member] | Interest Rate Lock Commitments Contracts | Fair Value, Inputs, Level 3 [Member] |  |  |
Fair Value Measurements Inputs and Valuation Techniques |  |  |
Interest rate derivative asset | $ 482 | $ 1,096 |

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