Other Intangibles - Indefinite-Lived Intangible Assets Narrative (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Indefinite-lived Intangible Assets [Line Items]
In-process research and development impairment charges	$ 225	$ 62
House Dust Mite
Indefinite-lived Intangible Assets [Line Items]
In-process research and development impairment charges	112
Next Generation Ring
Indefinite-lived Intangible Assets [Line Items]
In-process research and development impairment charges	$ 79
surotomycin
Indefinite-lived Intangible Assets [Line Items]
In-process research and development impairment charges		$ 50