DEBT - Scheduled Future Principal Payments for Debt (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Debt Principal Payments Year
2022	$ 230
2023	0
2024	0
2025	1,034
2026	575
Thereafter	850
Long-term debt	2,689
Term Loan \| Term Loan, net
Debt Principal Payments Year
2022	0
2023	0
2024	0
2025	784
2026	0
Thereafter	0
Long-term debt	784
Senior notes \| 2025 Notes
Debt Principal Payments Year
2022	0
2023	0
2024	0
2025	250
2026	0
Thereafter	0
Long-term debt	250	$ 500
Senior notes \| 2028 Notes
Debt Principal Payments Year
2022	0
2023	0
2024	0
2025	0
2026	0
Thereafter	350
Long-term debt	350	350
Senior notes \| 2029 Notes
Debt Principal Payments Year
2022	0
2023	0
2024	0
2025	0
2026	0
Thereafter	500
Long-term debt	500	0
Convertible Notes \| 2022 Convertible Notes
Debt Principal Payments Year
2022	230
2023	0
2024	0
2025	0
2026	0
Thereafter	0
Long-term debt	230	230
Convertible Notes \| 2026 Convertible Notes
Debt Principal Payments Year
2022	0
2023	0
2024	0
2025	0
2026	575
Thereafter	0
Long-term debt	$ 575	$ 0

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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