Goodwill and Intangible Assets, net (Tables)

9 Months Ended

Sep. 30, 2020

Indefinite-lived Intangible Assets [Line Items]

Schedule of Goodwill [Table Text Block]

	Engineered Materials	Acetate Tow	Acetyl Chain		Total
	(In $ millions)
As of December 31, 2019	727	148	199		1,074
Acquisitions	—	—	26	(1)	26
Exchange rate changes	18	—	10		28
As of September 30, 2020	745	148	235		1,128

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⁽¹⁾Represents goodwill related to the acquisition of Nouryon's redispersible polymer powders business offered under the Elotex^® brand ("Elotex").

Schedule of Finite-Lived Intangible Assets [Table Text Block]

Finite-lived intangible assets are as follows:

	Licenses	Customer- Related Intangible Assets		Developed Technology	Covenants Not to Compete and Other	Total
	(In $ millions)
Gross Asset Value
As of December 31, 2019	42	667		44	56	809
Acquisitions	—	16	(1)	—	—	16
Exchange rate changes	—	18		1	—	19
As of September 30, 2020	42	701		45	56	844
Accumulated Amortization
As of December 31, 2019	(35)	(504)		(35)	(38)	(612)
Amortization	(1)	(12)		(2)	(2)	(17)
Exchange rate changes	(1)	(16)		(1)	1	(17)
As of September 30, 2020	(37)	(532)		(38)	(39)	(646)
Net book value	5	169		7	17	198

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⁽¹⁾Related to acquired Elotex finite-lived intangible assets, with a weighted average amortization period of 14 years.

Schedule of Indefinite-Lived Intangible Assets [Table Text Block]

Indefinite-lived intangible assets are as follows:

	Trademarks and Trade Names
	(In $ millions)
As of December 31, 2019	115
Acquisitions	2	(1)
Accumulated impairment losses	(1)
Exchange rate changes	3
As of September 30, 2020	119

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⁽¹⁾Related to acquired Elotex indefinite-lived intangible assets.

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Estimated amortization expense for the succeeding five fiscal years is as follows:

	(In $ millions)
2021	22
2022	21
2023	19
2024	18
2025	18