Goodwill and Intangible Assets, Net (Schedule of Goodwill) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016		Dec. 31, 2015	Dec. 31, 2014
Goodwill
Acquisitions (Note 4)	$ 106		$ 0
Exchange rate changes	(15)		(44)
Accumulated impairment losses	0
Net book value	796	[1]	705	$ 749
Advanced Engineered Materials [Member]
Goodwill
Acquisitions (Note 4)	106		0
Exchange rate changes	(3)		(13)
Net book value	385	[1]	282	295
Consumer Specialties [Member]
Goodwill
Acquisitions (Note 4)	0		0
Exchange rate changes	(5)		(10)
Net book value	225	[1]	230	240
Industrial Specialties [Member]
Goodwill
Acquisitions (Note 4)	0		0
Exchange rate changes	(1)		(2)
Net book value	38	[1]	39	41
Acetyl Intermediates [Member]
Goodwill
Acquisitions (Note 4)	0		0
Exchange rate changes	(6)		(19)
Net book value	$ 148	[1]	$ 154	$ 173

[1] There were $0 million of accumulated impairment losses as of December 31, 2016.