Other (Income) Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other Income and Expense
Royalty income	$ (192)	$ (35)	$ (51)
Financing fees and financial instruments	111	77	64
Net foreign currency exchange losses	77	239	118
Net gains on asset sales	(71)	(3)	(8)
General and product liability — discontinued products (gains) losses	(25)	25	15
Interest income	(22)	(28)	(41)
Miscellaneous	7	27	0
Other (income) expense	$ (115)	$ 302	$ 97