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FAIR VALUE MEASUREMENTS - Unobservable Inputs Used and Valuation Techniques (Details) - Level 3 | Dec. 31, 2023 | Dec. 31, 2022
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Minimum | Discounted Cash Flow | Constant prepayment rate | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 0.0670 | 0.0619
Minimum | Discounted Cash Flow | Option adjusted spread | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 3.98 |
Minimum | Discounted Cash Flow | Option adjusted spread | Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input |  | 3.98
Minimum | Internal Model | Pull through rate | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.2490 | 0.2862
Minimum | Internal Model | MSR value | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | (0.0890) | (0.0160)
Maximum | Discounted Cash Flow | Constant prepayment rate | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 0.1455 | 0.1780
Maximum | Discounted Cash Flow | Option adjusted spread | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 10.58 |
Maximum | Discounted Cash Flow | Option adjusted spread | Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input |  | 10.58
Maximum | Internal Model | Pull through rate | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.9970 | 0.9990
Maximum | Internal Model | MSR value | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 1.4124 | 1.4484
Weighted Average | Discounted Cash Flow | Constant prepayment rate | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 0.0723 | 0.0680
Weighted Average | Discounted Cash Flow | Option adjusted spread | Residential mortgages |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input | 6.30 |
Weighted Average | Discounted Cash Flow | Option adjusted spread | Mortgage Servicing Rights |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Mortgage servicing rights, measurement input |  | 6.29
Weighted Average | Internal Model | Pull through rate | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.8034 | 0.8371
Weighted Average | Internal Model | MSR value | Other contracts |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Other derivative contracts, measurement input | 0.8804 | 0.9580

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- Definition Value of input used to measure net derivative asset (liability). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Value of input used to measure servicing asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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