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FAIR VALUE - Fair Value Inputs and Valuation Techniques (Details) | Jun. 30, 2022 $ / loan | Dec. 31, 2021 $ / loan
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IRLCs | Minimum | Pull-through rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Derivative, measurement input | 0.010 | 0.003
IRLCs | Maximum | Pull-through rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Derivative, measurement input | 0.999 | 0.993
IRLCs | Weighted Average | Pull-through rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Derivative, measurement input | 0.802 | 0.742
Servicing rights | Minimum | Discount rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 0.046 | 0.045
Servicing rights | Minimum | Prepayment rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 0.054 | 0.084
Servicing rights | Minimum | Cost to service (per loan) |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 63 | 70
Servicing rights | Maximum | Discount rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 0.105 | 0.090
Servicing rights | Maximum | Prepayment rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 0.149 | 0.187
Servicing rights | Maximum | Cost to service (per loan) |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 136 | 114
Servicing rights | Weighted Average | Discount rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 0.062 | 0.058
Servicing rights | Weighted Average | Prepayment rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 0.072 | 0.102
Servicing rights | Weighted Average | Cost to service (per loan) |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Servicing right, measurement input | 85 | 82

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- Definition Value of input used to measure derivative asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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