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Fair Value of Financial Instruments - Quantative Information About Unobservable Inputs (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019
Impaired loans | $ 4,883 | $ 4,887
Impaired loans | 2,065 | 2,065
Servicing asset | 2,415 | 2,481
Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Servicing asset | 0 | 0
Significant Other Observable Inputs (Level 2) |  |
Servicing asset | 0 | 0
Significant Unobservable Inputs (Level 3) |  |
Servicing asset | 2,415 | 2,481
Other Real Estate Owned | Significant Unobservable Inputs (Level 3) |  |
Impaired loans |  | $ 3,019
Other securities Valuation Technique |  | Fair value of collateral
Other securities Unobservable Inputs |  | Discount for type of property and current market conditions
IRLCs | Significant Unobservable Inputs (Level 3) |  |
IRLCs Fair Value | $ 2,064 | $ 910
Other securities Valuation Technique | Discounted cash flow | Discounted cash flow
Other securities Unobservable Inputs | Loan closing rates | Loan closing rates
Servicing asset | Significant Unobservable Inputs (Level 3) |  |
Other securities Valuation Technique | Discounted cash flow | Discounted cash flow
Other securities Unobservable Inputs | Prepayment speeds | Prepayment speeds
Servicing asset | $ 2,415 | $ 2,481
Discount for type of property and current market conditions | Fair value of collateral | Impaired Loans | Significant Unobservable Inputs (Level 3) |  |
Other real estate owned, discount rate |  | 10.00%
Discount for type of property and current market conditions | Fair value of collateral | Impaired Loans | Significant Unobservable Inputs (Level 3) | Weighted-Average Range |  |
Other real estate owned, discount rate |  | 10.00%
Loan closing rates | Discounted cash flow | IRLCs | Significant Unobservable Inputs (Level 3) | Minimum |  |
IRLC - Loan closing rates | 36.00% | 50.00%
Loan closing rates | Discounted cash flow | IRLCs | Significant Unobservable Inputs (Level 3) | Maximum |  |
IRLC - Loan closing rates | 100.00% | 100.00%
Loan closing rates | Discounted cash flow | IRLCs | Significant Unobservable Inputs (Level 3) | Weighted-Average Range |  |
IRLC - Loan closing rates | 56.00% | 84.00%
Prepayment speeds | Discounted cash flow | Servicing asset | Significant Unobservable Inputs (Level 3) | Minimum |  |
Servicing asset, discount rate | 0.00% | 0.00%
Prepayment speeds | Discounted cash flow | Servicing asset | Significant Unobservable Inputs (Level 3) | Maximum |  |
Servicing asset, discount rate | 25.00% | 25.00%
Prepayment speeds | Discounted cash flow | Servicing asset | Significant Unobservable Inputs (Level 3) | Weighted-Average Range |  |
Servicing asset, discount rate | 14.00% | 14.00%
Expected weighted-average loan life | Significant Unobservable Inputs (Level 3) | Minimum |  |
Loan life term | 3 years 3 months 18 days | 3 years 2 months 12 days
Expected weighted-average loan life | Significant Unobservable Inputs (Level 3) | Maximum |  |
Loan life term | 5 years 3 months 18 days | 5 years 8 months 12 days
Expected weighted-average loan life | Significant Unobservable Inputs (Level 3) | Weighted-Average Range |  |
Loan life term | 4 years 8 months 12 days | 5 years

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- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524 + Details
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