Goodwill and Intangible Assets, Net (Schedule of Goodwill) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015		Dec. 31, 2014	Dec. 31, 2013
Goodwill
Acquisitions (Note 4)	$ 0		$ 9
Exchange rate changes	(44)		(58)
Accumulated impairment losses	0
Net book value	705	[1]	749	$ 798
Advanced Engineered Materials [Member]
Goodwill
Acquisitions (Note 4)	0		9
Exchange rate changes	(13)		(17)
Net book value	282	[1]	295	303
Consumer Specialties [Member]
Goodwill
Acquisitions (Note 4)	0		0
Exchange rate changes	(10)		(14)
Net book value	230	[1]	240	254
Industrial Specialties [Member]
Goodwill
Acquisitions (Note 4)	0		0
Exchange rate changes	(2)		(2)
Net book value	39	[1]	41	43
Acetyl Intermediates [Member]
Goodwill
Acquisitions (Note 4)	0		0
Exchange rate changes	(19)		(25)
Net book value	$ 154	[1]	$ 173	$ 198

[1] There were $0 million of accumulated impairment losses as of December 31, 2015.