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DEBT - Components of Debt Interest Expense (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Line of Credit Facility [Line Items] |  |  |
Amortization of debt issuance costs | $ 33 | $ 31 | $ 30
Net amortization of original issue premium/discount | (6) | (5) | (4)
Interest and credit facility fees | 715 | 582 | 455
Cash paid for interest expense | 676 | 524 | 402
Senior Notes |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | 399 | 269 | 269
Amortization of debt issuance costs | 16 | 15 | 15
Net amortization of original issue premium/discount | (6) | (7) | (6)
Interest and credit facility fees | 409 | 277 | 278
Cash paid for interest expense | 399 | 278 | 268
Revolving Credit Facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Average outstanding balance | 1,421 | 1,795 | 1,701
Revolving Credit Facility | Line of Credit |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | 102 | 122 | 71
Credit facility fees | 13 | 13 | 10
Amortization of debt issuance costs | 9 | 8 | 8
Interest and credit facility fees | 124 | 143 | 89
Cash paid for interest expense | $ 118 | $ 116 | $ 62
Average stated interest rate | 7.07% | 6.80% | 4.11%
Revolving Funding Facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Average outstanding balance | $ 751 | $ 855 | $ 820
Revolving Funding Facility | Line of Credit |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | 55 | 61 | 31
Credit facility fees | 7 | 5 | 5
Amortization of debt issuance costs | 4 | 3 | 3
Interest and credit facility fees | 66 | 69 | 39
Cash paid for interest expense | $ 56 | $ 60 | $ 29
Average stated interest rate | 7.15% | 7.10% | 3.81%
SMBC Funding Facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Average outstanding balance | $ 398 | $ 410 | $ 414
SMBC Funding Facility | Line of Credit |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | 30 | 29 | 15
Credit facility fees | 2 | 2 | 2
Amortization of debt issuance costs | 2 | 2 | 2
Interest and credit facility fees | 34 | 33 | 19
Cash paid for interest expense | $ 30 | $ 28 | $ 14
Average stated interest rate | 7.50% | 6.92% | 3.58%
BNP Funding Facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Average outstanding balance | $ 629 | $ 438 | $ 110
BNP Funding Facility | Line of Credit |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | 48 | 35 | 5
Credit facility fees | 1 | 1 | 1
Amortization of debt issuance costs | 2 | 2 | 1
Interest and credit facility fees | 51 | 38 | 7
Cash paid for interest expense | $ 48 | $ 33 | $ 3
Average stated interest rate | 7.48% | 7.90% | 4.71%
April 2036 CLO Notes | Secured Debt |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | $ 25 |  |
Amortization of debt issuance costs | 0 |  |
Interest and credit facility fees | 25 |  |
Cash paid for interest expense | $ 15 |  |
Average stated interest rate | 6.94% |  |
Average outstanding balance | $ 352 |  |
Convertible Unsecured Notes | Convertible Debt |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest expense | 3 | $ 19 | $ 20
Amortization of debt issuance costs | 0 | 1 | 1
Net amortization of original issue premium/discount | 0 | 2 | 2
Interest and credit facility fees | 3 | 22 | 23
Cash paid for interest expense | $ 9 | $ 9 | $ 26

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