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Fair Value of Assets and Liabilities - Valuation Technique (Details) - Level 3 $ in Thousands | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
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Impaired loans | Appraisal value | Property specific adjustment |  |
Valuation techniques and significant unobservable inputs |  |
Impaired loans | $ 2,813 | $ 2,469
Foreclosed assets | Appraisal value | Property specific adjustment |  |
Valuation techniques and significant unobservable inputs |  |
Foreclosed assets | $ 30 | $ 885
Servicing rights |  |
Valuation techniques and significant unobservable inputs |  |
Loans Held-for-sale, Valuation Technique [Extensible List] | us-gaap:ValuationTechniqueDiscountedCashFlowMember | us-gaap:ValuationTechniqueDiscountedCashFlowMember
Servicing rights | Prepayment speed assumptions |  |
Valuation techniques and significant unobservable inputs |  |
Servicing rights | $ 2,643 | $ 1,880
Servicing rights | Prepayment speed assumptions | Minimum |  |
Valuation techniques and significant unobservable inputs |  |
Servicing Asset, Measurement Input | 1.03 | 1.61
Servicing rights | Prepayment speed assumptions | Maximum |  |
Valuation techniques and significant unobservable inputs |  |
Servicing Asset, Measurement Input | 1.37 | 3.27
Servicing rights | Prepayment speed assumptions | Weighted average |  |
Valuation techniques and significant unobservable inputs |  |
Servicing Asset, Measurement Input | 1.15 | 2.37
Servicing rights | Discount rate |  |
Valuation techniques and significant unobservable inputs |  |
Servicing Asset, Measurement Input | 0.105 | 0.095
Servicing rights | Discount rate | Weighted average |  |
Valuation techniques and significant unobservable inputs |  |
Servicing Asset, Measurement Input | 0.105 | 0.095

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