LONG-TERM DEBT - SCHEDULED AGGREGATE PRINCIPAL PAYMENTS (Details) $ in Millions	Dec. 31, 2020 USD ($)
Long-term Debt, Fiscal Year Maturity [Abstract]
2021	$ 8
2022	0
2023	43
2024	44
2025	500
Thereafter	1,805
Total	$ 2,400

Long-term Debt, Excluding Debt Issuance Costs and Derivatives Impact

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Long-Term Debt, Excluding Debt Issuance Costs And Derivatives Impact, Maturity, After Year Five

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Long-Term Debt, Excluding Debt Issuance Costs And Derivatives Impact, Maturity, Year Five

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Long-Term Debt, Excluding Debt Issuance Costs And Derivatives Impact, Maturity, Year Four

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Long-Term Debt, Excluding Debt Issuance Costs And Derivatives Impact, Maturity, Year One

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Long-Term Debt, Excluding Debt Issuance Costs And Derivatives Impact, Maturity, Year Three

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Long-Term Debt, Excluding Debt Issuance Costs And Derivatives Impact, Maturity, Year Two

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