EQUITY METHOD INTERESTS - Summary of Combined Statement of Balance Sheet Equity Method Interests (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Equity Method Investments and Joint Ventures [Abstract]
Current assets	$ 441	$ 451
Noncurrent assets	6,431	2,377
Total assets	6,872	2,828
Current liabilities	478	805
Noncurrent liabilities	958	1
Equity	5,436	2,022
Total liabilities and equity	$ 6,872	$ 2,828

The amount of assets reported by an equity method investment of the entity.

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