DEBT - Schedule of Components of Debt Interest Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Line of Credit Facility [Line Items]
Amortization of debt issuance costs	$ 30	$ 29	$ 23
Net (amortization) accretion of original issue premium/discount	(4)	2	8
Interest Expense, Total	455	372	317
Cash paid for interest expense	402	310	243
Convertible Debt
Line of Credit Facility [Line Items]
Stated interest expense	20	33	33
Amortization of debt issuance costs	1	3	3
Net (amortization) accretion of original issue premium/discount	2	6	5
Interest Expense, Total	23	42	41
Cash paid for interest expense	26	34	33
Senior Notes
Line of Credit Facility [Line Items]
Stated interest expense	269	234	168
Amortization of debt issuance costs	15	11	6
Net (amortization) accretion of original issue premium/discount	(6)	(4)	1
Accretion of purchase discount	0	0	1
Interest Expense, Total	278	241	176
Cash paid for interest expense	268	234	140
Revolving Credit Facility
Line of Credit Facility [Line Items]
Average outstanding balance	1,701	1,014	1,576
Revolving Credit Facility | Line of Credit
Line of Credit Facility [Line Items]
Stated interest expense	71	21	43
Credit facility fees	10	17	7
Amortization of debt issuance costs	8	7	7
Interest Expense, Total	89	45	57
Cash paid for interest expense	$ 62	$ 20	$ 41
Average stated interest rate	4.11%	2.14%	2.58%
Revolving Funding Facility
Line of Credit Facility [Line Items]
Average outstanding balance	$ 820	$ 643	$ 761
Revolving Funding Facility | Line of Credit
Line of Credit Facility [Line Items]
Stated interest expense	31	15	20
Credit facility fees	5	6	5
Amortization of debt issuance costs	3	4	4
Interest Expense, Total	39	25	29
Cash paid for interest expense	$ 29	$ 17	$ 19
Average stated interest rate	3.81%	2.33%	2.54%
SMBC Funding Facility
Line of Credit Facility [Line Items]
Average outstanding balance	$ 414	$ 191	$ 390
SMBC Funding Facility | Line of Credit
Line of Credit Facility [Line Items]
Stated interest expense	15	4	10
Credit facility fees	2	6	1
Amortization of debt issuance costs	2	3	3
Interest Expense, Total	19	13	14
Cash paid for interest expense	$ 14	$ 4	$ 10
Average stated interest rate	3.58%	2.05%	2.36%
BNP Funding Facility
Line of Credit Facility [Line Items]
Average outstanding balance	$ 110	$ 15
BNP Funding Facility | Line of Credit
Line of Credit Facility [Line Items]
Stated interest expense	5	1
Credit facility fees	1	4
Amortization of debt issuance costs	1	1
Interest Expense, Total	7	6
Cash paid for interest expense	$ 3	$ 1
Average stated interest rate	4.71%	3.46%