Segment Information - Schedule of Business Segments (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Net sales		$ 2,853	$ 2,538
Other (charges) gains, net (Note 14)		(23)	(1)
Operating profit (loss)		251	531
Equity in net earnings (loss) of affiliates		15	56
Depreciation and amortization		172	106
Capital expenditures	[1]	108	114
Goodwill and intangible assets, net		11,225		$ 11,247
Total assets		26,090		26,272
Increase (decrease) in accrued capital expenditures		(56)	(23)
Engineered Materials
Segment Reporting Information [Line Items]
Net sales		1,630	910
Acetyl Chain
Segment Reporting Information [Line Items]
Net sales	[2]	1,223	1,628
Operating Segments | Engineered Materials
Segment Reporting Information [Line Items]
Net sales		1,630	910
Other (charges) gains, net (Note 14)		(21)	(1)
Operating profit (loss)		112	124
Equity in net earnings (loss) of affiliates		11	49
Depreciation and amortization		112	46
Capital expenditures		45	30
Goodwill and intangible assets, net		10,800		10,826
Total assets		18,522		20,611
Operating Segments | Acetyl Chain
Segment Reporting Information [Line Items]
Net sales		1,250	1,652
Other (charges) gains, net (Note 14)		(1)	0
Operating profit (loss)		278	503
Equity in net earnings (loss) of affiliates		1	4
Depreciation and amortization		54	56
Capital expenditures		51	70
Goodwill and intangible assets, net		425		421
Total assets		5,730		5,471
Corporate, Non-Segment | Other Activities
Segment Reporting Information [Line Items]
Net sales		0	0
Other (charges) gains, net (Note 14)		(1)	0
Operating profit (loss)		(139)	(96)
Equity in net earnings (loss) of affiliates		3	3
Depreciation and amortization		6	4
Capital expenditures		12	14
Goodwill and intangible assets, net		0		0
Total assets		1,838		190
Eliminations
Segment Reporting Information [Line Items]
Net sales	[3]	(27)	(24)
Other (charges) gains, net (Note 14)		0	0
Operating profit (loss)		0	0
Equity in net earnings (loss) of affiliates		0	0
Depreciation and amortization		0	0
Capital expenditures		0	0
Goodwill and intangible assets, net		0		0
Total assets		0		$ 0
Eliminations | Acetyl Chain
Segment Reporting Information [Line Items]
Net sales		$ 27	$ 24

[1] Includes a decrease in accrued capital expenditures of $56 million and $23 million for the three months ended March 31, 2023 and 2022, respectively.

[2] Excludes intersegment sales of $27 million and $24 million for the three months ended March 31, 2023 and 2022, respectively.

[3] Includes intersegment sales primarily related to the Acetyl Chain.