Other (Charges) Gains, Net (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016		Mar. 31, 2015
Other (Charges) Gains, Net [Line Items]
Commercial disputes	$ 0		$ (1)
Employee termination benefits	$ (5)	[1]	(4)
Acetyl Intermediates [Member]
Other (Charges) Gains, Net [Line Items]
Commercial disputes			$ (1)

[1] Includes $1 million of special termination benefits included in Benefit obligations in the unaudited consolidated balance sheets and is included in the Company's Other Activities segment.