Foreign currency Loss Related to Venezuela Revaluation (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Intercompany Foreign Currency Balance [Line Items]
Foreign currency loss related to Venezuela revaluation	[1]	$ 89	$ 0	$ 0
Inventory write offs		94	94	74
Asset write-offs and asset impairments		60	10	$ 15
Assets		7,913	$ 6,588
Foreign Currency Gain (Loss) [Member]
Intercompany Foreign Currency Balance [Line Items]
Assets		3
VENEZUELA | Foreign Currency Gain (Loss) [Member]
Intercompany Foreign Currency Balance [Line Items]
Inventory write offs		4
Asset write-offs and asset impairments		$ 3

[1] For additional information, see Note 8. Foreign Currency Loss Related to Venezuela Revaluation.