FAIR VALUE MEASUREMENTS - Unobservable Units (Details) $ in Thousands | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | $ 26,382 | $ 283,599 |
Servicing asset | 33,351 | 30,268 |
Other real estate owned | 3,516 | 3,529 |
Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing asset | 33,351 | 30,268 |
Other real estate owned | 3,516 | 3,529 |
Controlled Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | 0 | 258,417 |
Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | | 259,217 |
Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | 1,360 | 1,360 |
Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | 1,360 | 1,360 |
Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | 102,052 | 393,910 |
Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | 250 | 30,507 |
Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | | 208,106 |
Non-controlled equity investments | Controlled Investments | Level 3 | Valuation, Market Approach | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | | 152,800 |
Non-controlled equity investments | Controlled Investments | Level 3 | Valuation Technique, Discounted Cash Flow | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | | 55,300 |
Debt | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | | 22,828 |
Investments | Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | | $ 1,000 |
Market yields | Investments | Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | 1,000 | |
Cost basis | Investments | Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments | $ 360 | |
Weighted Average | Market yields | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.1260 |
Weighted Average | Market yields | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0790 | |
Weighted Average | Market yields | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0450 |
Weighted Average | Market yields | Unguaranteed Investments Non-Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0887 | |
Weighted Average | Market yields | Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0485 |
Weighted Average | Market yields | Debt | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0852 |
Weighted Average | Market yields | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.1000 | |
Servicing assets, measurement input | 0.1450 | |
Weighted Average | Market yields | Investments | Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0950 |
Weighted Average | Cumulative prepayment rate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2500 | 0.2500 |
Weighted Average | Cumulative prepayment rate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Weighted Average | Cumulative prepayment rate | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.2500 | |
Weighted Average | Cumulative prepayment rate | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.2200 |
Weighted Average | Cumulative prepayment rate | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2500 | |
Weighted Average | Average cumulative default rate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Weighted Average | Average cumulative default rate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Weighted Average | Average cumulative default rate | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.2500 | |
Weighted Average | Average cumulative default rate | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.2500 |
Weighted Average | Average cumulative default rate | Unguaranteed Investments Non-Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.3000 | |
Weighted Average | Average cumulative default rate | Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.3000 |
Weighted Average | Average cumulative default rate | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2000 | |
Weighted Average | EBITDA multiples-TTM | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 8.3 |
Weighted Average | EBITDA multiples-NTM | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 7.5 |
Weighted Average | Revenue multiples | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 2.67 |
Weighted Average | Weighted average cost of capital | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.1234 |
Minimum | Market yields | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.1260 |
Minimum | Market yields | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0790 | |
Minimum | Market yields | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0450 |
Minimum | Market yields | Unguaranteed Investments Non-Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0887 | |
Minimum | Market yields | Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0485 |
Minimum | Market yields | Debt | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0380 |
Minimum | Market yields | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0800 | |
Servicing assets, measurement input | 0.1450 | |
Minimum | Market yields | Investments | Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0800 |
Minimum | Cumulative prepayment rate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2500 | 0.2500 |
Minimum | Cumulative prepayment rate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Minimum | Cumulative prepayment rate | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.2500 | |
Minimum | Cumulative prepayment rate | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.2200 |
Minimum | Cumulative prepayment rate | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2500 | |
Minimum | Average cumulative default rate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2000 | 0.2500 |
Minimum | Average cumulative default rate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Minimum | Average cumulative default rate | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.2500 | |
Minimum | Average cumulative default rate | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.2500 |
Minimum | Average cumulative default rate | Unguaranteed Investments Non-Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.3000 | |
Minimum | Average cumulative default rate | Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.3000 |
Minimum | Average cumulative default rate | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2000 | |
Minimum | EBITDA multiples-TTM | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 7.5 |
Minimum | EBITDA multiples-NTM | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 6.3 |
Minimum | Revenue multiples | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 1.1 |
Minimum | Weighted average cost of capital | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.1100 |
Maximum | Market yields | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.1260 |
Maximum | Market yields | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0790 | |
Maximum | Market yields | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0450 |
Maximum | Market yields | Unguaranteed Investments Non-Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.0887 | |
Maximum | Market yields | Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.0485 |
Maximum | Market yields | Debt | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.1200 |
Maximum | Market yields | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.1200 | |
Servicing assets, measurement input | 0.1450 | |
Maximum | Market yields | Investments | Non-Control Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.1200 |
Maximum | Cumulative prepayment rate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2500 | 0.2500 |
Maximum | Cumulative prepayment rate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Maximum | Cumulative prepayment rate | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.2500 | |
Maximum | Cumulative prepayment rate | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.2200 |
Maximum | Cumulative prepayment rate | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2500 | |
Maximum | Average cumulative default rate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2000 | 0.2500 |
Maximum | Average cumulative default rate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | | 0.2500 |
Maximum | Average cumulative default rate | Unguaranteed Investments Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.2500 | |
Maximum | Average cumulative default rate | Unguaranteed Investments Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.2500 |
Maximum | Average cumulative default rate | Unguaranteed Investments Non-Accrual | Non-affiliate | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | 0.3000 | |
Maximum | Average cumulative default rate | Unguaranteed Investments Non-Accrual | Non-affiliate | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.3000 |
Maximum | Average cumulative default rate | Investments | Non-Control Investments | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Servicing assets, measurement input | 0.2000 | |
Maximum | EBITDA multiples-TTM | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 9 |
Maximum | EBITDA multiples-NTM | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 8.25 |
Maximum | Revenue multiples | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 3.5 |
Maximum | Weighted average cost of capital | Non-controlled equity investments | Controlled Investments | Level 3 | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | |
Investments, measurement input | | 0.1850 |