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DEBT - BNP Funding Facility Narrative (Details) $ in Millions		3 Months Ended	6 Months Ended	8 Months Ended	12 Months Ended	18 Months Ended
	Dec. 31, 2023 USD ($)	Apr. 19, 2023	Jun. 28, 2021	Dec. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Jan. 08, 2023	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Principal amount of debt outstanding	$ 11,905			$ 11,905	$ 11,905		$ 12,245
BNP Funding Facility | Minimum
Debt Instrument [Line Items]
Percentage of unused portion of line of credit commitment					0.00%
BNP Funding Facility | Maximum
Debt Instrument [Line Items]
Percentage of unused portion of line of credit commitment					1.25%
BNP Funding Facility | Line of Credit
Debt Instrument [Line Items]
Total Aggregate Principal Amount Committed/ Outstanding	865			865	$ 865
Term of debt maturity extension option					1 year
Principal amount of debt outstanding	$ 575			$ 575	$ 575		$ 245
BNP Funding Facility | Line of Credit | Base Rate, During Reinvestment Period
Debt Instrument [Line Items]
Interest rate spread		2.30%		2.80%		1.80%
Interest rate floor			0.0275
BNP Funding Facility | Line of Credit | Base Rate, After Reinvestment Period
Debt Instrument [Line Items]
Interest rate spread		2.80%		3.30%		2.30%
Interest rate floor			0.0325
BNP Funding Facility | Line of Credit | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Interest rate floor			0.0045
BNP Funding Facility | Line of Credit | Base Rate | Minimum
Debt Instrument [Line Items]
Interest rate spread			2.65%
BNP Funding Facility | Line of Credit | Base Rate | Maximum
Debt Instrument [Line Items]
Interest rate spread			3.15%
BNP Funding Facility | Line of Credit | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Interest rate spread	2.80%

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