DEBT - BNP Funding Facility Narrative (Details) - USD ($)			2 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jan. 08, 2023	Jun. 30, 2023	Apr. 19, 2023	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Principal amount of debt outstanding	$ 11,401,000,000		$ 11,401,000,000		$ 11,401,000,000	$ 12,245,000,000
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]
Maximum borrowing capacity of line of credit	790,000,000		790,000,000		$ 790,000,000
Term of debt maturity extension option					1 year
Principal amount of debt outstanding	$ 475,000,000		$ 475,000,000		$ 475,000,000	$ 245,000,000
BNP Funding Facility | Line of Credit | Base Rate, During Reinvestment Period
Debt Instrument [Line Items]
Interest rate spread		1.80%	2.80%	2.30%
BNP Funding Facility | Line of Credit | Base Rate, After Reinvestment Period
Debt Instrument [Line Items]
Interest rate spread		2.30%	3.30%	2.80%
BNP Funding Facility | Line of Credit | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Interest rate spread	2.80%