Commitments and Contingencies (Details) € in Millions, $ in Millions				1 Months Ended		3 Months Ended			12 Months Ended
	May 16, 2016 producer	Jun. 03, 2015 count	Mar. 30, 2015 customer	Aug. 31, 2014 animal	Apr. 30, 2012	Dec. 31, 2016 USD ($) claims	Sep. 27, 2015 USD ($)	Jun. 29, 2014 USD ($)	Dec. 31, 2016 customer claims	Dec. 31, 2014 USD ($)	Jun. 19, 2013 USD ($)	Jun. 19, 2013 EUR (€)	Feb. 29, 2012 defendant
Loss Contingencies [Line Items]
Number of deaths from contamination of animal feed | animal				50,000
Number of contaminated animal from contamination of animal feed | animal				20,000
Number of claims filed | count		1
Insurance recoveries										$ 2
Mexico
Loss Contingencies [Line Items]
Number of claims filed | customer			2
Charge related to settlement						$ 14		$ 13
Insurance recoveries							$ 1
PregSure
Loss Contingencies [Line Items]
Number of claims seeking damages | claims						259			259
Number of claims settled | claims									168
Ulianopolis, Brazil
Loss Contingencies [Line Items]
Number of claims seeking damages | defendant													6
Number of additional defendants | defendant													5
Number of years lawsuit suspended					1 year
Lascadoil
Loss Contingencies [Line Items]
Number of claims filed	2								3
European Commission
Loss Contingencies [Line Items]
Amount reimbursed by Pfizer											$ 14	€ 11