Goodwill and Intangible Assets, Net - Schedule of Goodwill (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($)
Goodwill [Line Items]
As of December 31, 2022	$ 7,142
Acquisitions (Note 3)	(18)
Exchange rate changes	15
As of March 31, 2023(1)	7,139	[1]
Goodwill, impaired, accumulated impairment loss	0
Engineered Materials
Goodwill [Line Items]
As of December 31, 2022	6,775
Acquisitions (Note 3)	(18)
Exchange rate changes	11
As of March 31, 2023(1)	6,768	[1]
Acetyl Chain
Goodwill [Line Items]
As of December 31, 2022	367
Acquisitions (Note 3)	0
Exchange rate changes	4
As of March 31, 2023(1)	$ 371	[1]

[1] There were no accumulated impairment losses as of March 31, 2023.