FAIR VALUE - Summary of Valuation Techniques and Quantitative Information (Details) - Consolidated Funds $ in Thousands | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Real estate investments, at fair value | $ 74,471 | $ 33,834 |
Investments, at fair value | 3,908,613 | 11,456,895 |
Level III | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Investments, at fair value | 2,390,273 | 1,928,376 |
Level III | Recent transaction price | Consumer discretionary | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 43,934 | 20,954 |
Level III | Recent transaction price | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 3,402 |
Level III | Recent transaction price | Energy | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 33,987 |
Level III | Recent transaction price | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 13,187 |
Level III | Recent transaction price | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 4,527 | |
Level III | Recent transaction price | Materials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 24,420 |
Level III | Recent transaction price | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 32,173 | 76,503 |
Level III | Recent transaction price | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 22,732 | 11,425 |
Level III | Recent transaction price | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | 74,329 | 411,574 |
Level III | Recent transaction price | Real estate-oriented: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Real estate investments, at fair value | 7,695 | 18,526 |
Level III | Recent market information | Consumer discretionary | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 293 | 12,677 |
Level III | Recent market information | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 38,352 |
Level III | Recent market information | Energy | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 2,676 | 13,640 |
Level III | Recent market information | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 12,880 | 23,129 |
Level III | Recent market information | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 1,852 |
Level III | Recent market information | Materials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 6,674 |
Level III | Recent market information | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 35,525 | 27,235 |
Level III | Recent market information | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | (1,137) | 78,631 |
Level III | Recent market information | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | 75,181 | 36,576 |
Level III | Discounted cash flow | Consumer discretionary | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 16,062 | 6,864 |
Level III | Discounted cash flow | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 67,500 | |
Level III | Discounted cash flow | Energy | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 32,765 | 51,012 |
Level III | Discounted cash flow | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 66,204 | 29,519 |
Level III | Discounted cash flow | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 9,875 | 87,727 |
Level III | Discounted cash flow | Materials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 197,427 | 136,117 |
Level III | Discounted cash flow | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 3,643 | |
Level III | Discounted cash flow | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 31,474 | |
Level III | Discounted cash flow | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | 214,172 | 83,999 |
Level III | Discounted cash flow | Real estate-oriented: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Real estate investments, at fair value | 66,776 | 15,308 |
Level III | Market Approach Comparable Companies [Member] | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 6,143 | |
Level III | Market Approach Comparable Companies [Member] | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 35,124 | |
Level III | Market Approach Comparable Companies [Member] | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | 302,179 | 60,643 |
Level III | Market Approach Comparable Companies [Member] | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | 8,430 |
Level III | Market Approach Comparable Companies [Member] | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | 582,299 | $ 364,851 |
Level III | Discounted cash flow/ market approach (comparable companies) | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | $ 27,347 | |
Discount rate | Level III | Discounted cash flow | Minimum | Consumer discretionary | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.12 | 0.09 |
Discount rate | Level III | Discounted cash flow | Minimum | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.12 | |
Discount rate | Level III | Discounted cash flow | Minimum | Energy | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.13 | 0.12 |
Discount rate | Level III | Discounted cash flow | Minimum | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.12 | 0.10 |
Discount rate | Level III | Discounted cash flow | Minimum | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.12 | 0.08 |
Discount rate | Level III | Discounted cash flow | Minimum | Materials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.10 | 0.08 |
Discount rate | Level III | Discounted cash flow | Minimum | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.09 | |
Discount rate | Level III | Discounted cash flow | Minimum | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.10 | |
Discount rate | Level III | Discounted cash flow | Minimum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.12 | 0.07 |
Discount rate | Level III | Discounted cash flow | Minimum | Real estate-oriented: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.14 | 0.24 |
Discount rate | Level III | Discounted cash flow | Maximum | Consumer discretionary | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.15 | 0.11 |
Discount rate | Level III | Discounted cash flow | Maximum | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.13 | |
Discount rate | Level III | Discounted cash flow | Maximum | Energy | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.21 | 0.13 |
Discount rate | Level III | Discounted cash flow | Maximum | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.19 | 0.12 |
Discount rate | Level III | Discounted cash flow | Maximum | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.15 | 0.13 |
Discount rate | Level III | Discounted cash flow | Maximum | Materials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.14 | 0.14 |
Discount rate | Level III | Discounted cash flow | Maximum | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.09 | |
Discount rate | Level III | Discounted cash flow | Maximum | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.18 | |
Discount rate | Level III | Discounted cash flow | Maximum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.21 | 0.16 |
Discount rate | Level III | Discounted cash flow | Maximum | Real estate-oriented: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.25 | 0.26 |
Discount rate | Level III | Discounted cash flow | Weighted Average | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.18 | |
Discount rate | Level III | Discounted cash flow | Weighted Average | Consumer discretionary | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.14 | 0.10 |
Discount rate | Level III | Discounted cash flow | Weighted Average | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.13 | |
Discount rate | Level III | Discounted cash flow | Weighted Average | Energy | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.18 | 0.12 |
Discount rate | Level III | Discounted cash flow | Weighted Average | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.15 | 0.11 |
Discount rate | Level III | Discounted cash flow | Weighted Average | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.14 | 0.10 |
Discount rate | Level III | Discounted cash flow | Weighted Average | Materials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.12 | 0.09 |
Discount rate | Level III | Discounted cash flow | Weighted Average | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.09 | |
Discount rate | Level III | Discounted cash flow | Weighted Average | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.14 | |
Discount rate | Level III | Discounted cash flow | Weighted Average | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.19 | 0.16 |
Discount rate | Level III | Discounted cash flow | Weighted Average | Real estate-oriented: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | | 0.25 |
Discount rate | Level III | Discounted cash flow/ market approach (comparable companies) | Minimum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.14 | |
Discount rate | Level III | Discounted cash flow/ market approach (comparable companies) | Maximum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.14 | |
Discount rate | Level III | Discounted cash flow/ market approach (comparable companies) | Weighted Average | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.14 | |
Multiple of underlying assets | Level III | Recent market information | Weighted Average | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | | 1 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Minimum | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.9 | |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Minimum | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.9 | |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Minimum | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.76 | 0.7 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Minimum | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | | 0.9 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Minimum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 0.9 | 0.9 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Maximum | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 1 | |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Maximum | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 1 | |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Maximum | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 1 | 0.9 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Maximum | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | | 1.1 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Maximum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 1.1 | 1 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Financials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 1 | |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Industrials | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 1 | |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Real estate: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | 0.95 | 0.8 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Other: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | | 1 |
Multiple of underlying assets | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 1 | |
Earning multiple | Level III | Market Approach Comparable Companies [Member] | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | $ 336,831 | $ 110,973 |
Earning multiple | Level III | Market Approach Comparable Companies [Member] | Minimum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 5 | 6 |
Earning multiple | Level III | Market Approach Comparable Companies [Member] | Maximum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 20 | 16 |
Earning multiple | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 9 | 11 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, at fair value | | $ 60,384 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, at fair value | $ 83,644 | $ 59,805 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Minimum | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | | 2 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Minimum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 1 | 3 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Maximum | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | | 4 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Maximum | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 2 | 11 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Communication services | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Credit-oriented investments, measurement inputs | | 3 |
Revenue multiple | Level III | Market Approach Comparable Companies [Member] | Weighted Average | Equity investments: | | |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] | | |
Equity investments, measurement inputs | 1.81 | 9 |