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DERIVATIVE INSTRUMENTS - Significant Inputs and Assumptions (Details) | Dec. 31, 2024 | Dec. 31, 2023
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MacTools commercial portfolio | Weighted average interest rate |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | 0.0950 | 0.1050
MacTools commercial portfolio | Implied/selected cohort default rate (CDR) |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | 0.1500 | 0.1500
MacTools commercial portfolio | Selected LGD |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | 0.8500 | 0.8500
MacTools commercial portfolio | Annual expected loss |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | 0.1275 | 0.1275
MacTools commercial portfolio | Credit mark |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | (0.2066) | (0.2332)
MacTools commercial portfolio | Interest mark |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | 0.1004 | 0.1301
MacTools commercial portfolio | Fair value of derivative |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input | 0.1061 | 0.1031
Greensky consumer portfolio | Weighted average interest rate |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.1047
Greensky consumer portfolio | Implied/selected cohort default rate (CDR) |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.0402
Greensky consumer portfolio | Selected LGD |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.8500
Greensky consumer portfolio | Annual expected loss |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.0342
Greensky consumer portfolio | Credit mark |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | (0.0718)
Greensky consumer portfolio | Interest mark |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.0329
Greensky consumer portfolio | Fair value of derivative |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.0156
LendingPoint consumer portfolio | Weighted average interest rate |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.1462
LendingPoint consumer portfolio | Implied/selected cohort default rate (CDR) |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.1750
LendingPoint consumer portfolio | Selected LGD |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.8500
LendingPoint consumer portfolio | Annual expected loss |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.1488
LendingPoint consumer portfolio | Credit mark |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | (0.2382)
LendingPoint consumer portfolio | Interest mark |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | 0.1323
LendingPoint consumer portfolio | Fair value of derivative |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Measurement input |  | (0.0034)

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