v3.21.2

FAIR VALUE MEASUREMENTS - Valuation assumptions (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Dec. 31, 2020 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Reserves related to impaired loans | $ 1,200 |  | $ 1,200 |  | $ 1,100
Provision for credit losses - loans | (417) | $ 1,548 | (13) | $ 6,979 |
Fair Value Measurement Level 3 |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Provision for credit losses - loans |  |  | 2,900 |  |
Impaired loans | $ 10,200 |  | $ 10,200 |  | $ 3,100
Fair Value Measurement Level 3 | Prepayment Rate | Minimum | Available for Sale |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.30 |  | 0.30 |  | 0.30
Fair Value Measurement Level 3 | Prepayment Rate | Minimum | Mortgage Servicing Rights |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.20 |  | 0.20 |  |
Fair Value Measurement Level 3 | Prepayment Rate | Maximum | Available for Sale |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.35 |  | 0.35 |  | 0.35
Fair Value Measurement Level 3 | Prepayment Rate | Maximum | Mortgage Servicing Rights |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.30 |  | 0.30 |  |
Fair Value Measurement Level 3 | Discount Rate | Minimum | Available for Sale |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.0670 |  | 0.0670 |  | 0.0670
Fair Value Measurement Level 3 | Discount Rate | Minimum | Mortgage Servicing Rights |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.0021 |  | 0.0021 |  |
Fair Value Measurement Level 3 | Discount Rate | Maximum | Available for Sale |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.10 |  | 0.10 |  | 0.10
Fair Value Measurement Level 3 | Discount Rate | Maximum | Mortgage Servicing Rights |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |
Alternative investment measurement input | 0.10 |  | 0.10 |  |

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