Fair Value Measurements - Summary of Assets and Liabilities Classified as Level 3 and Measured at Fair Value on Nonrecurring Basis (Details) - Level 3 |
12 Months Ended | |
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Dec. 31, 2019 |
Dec. 31, 2018 |
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Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||
Valuation Technique | Collateral valuations | |
Unobservable Inputs | Discount to appraised value | |
Measurement Input, Discount Rate | ||
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||
Weighted Average Rate | 10.00% | 9.00% |