Goodwill and Intangible Assets, Net - Schedule of Goodwill (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)
Goodwill [Line Items]
As of December 31, 2022	$ 7,142
Acquisitions (Note 3)	8
Goodwill, Transfers	(80)	[1]
Exchange rate changes	(7)
As of June 30, 2023(2)	7,063	[2]
Goodwill, impaired, accumulated impairment loss	0
Engineered Materials
Goodwill [Line Items]
As of December 31, 2022	6,775
Acquisitions (Note 3)	8
Goodwill, Transfers	(80)	[1]
Exchange rate changes	(11)
As of June 30, 2023(2)	6,692	[2]
Acetyl Chain
Goodwill [Line Items]
As of December 31, 2022	367
Acquisitions (Note 3)	0
Goodwill, Transfers	0	[1]
Exchange rate changes	4
As of June 30, 2023(2)	$ 371	[2]

[1] Related to goodwill reclassified to assets held for sale (Note 3).

[2] There were no accumulated impairment losses as of June 30, 2023.