Other (Charges) Gains, Net (Schedule of Other (Charges) Gains, Net) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Employee termination benefits (Note 4)(1)	[1]	$ (11)	$ (53)	$ (7)
Asset impairments		(2)	(126)	0
Other plant/office closures		0	0	2
Singapore contract termination		0	(174)	0
Commercial disputes		2	2	11
Other		0	0	9
Other (charges) gains, net		(11)	(351)	$ 15
Pension Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Special Termination Benefits recorded in Benefit Obligations		$ (3)	$ (1)

[1] Includes $3 million and $1 million of special termination benefits included in Benefit obligations in the consolidated balance sheet as of December 31, 2016 and 2015, respectively.