Restructuring and Related Implementation Charges (Details 2) - Two Thousand Twelve Restructuring Program [Member]	3 Months Ended		9 Months Ended		36 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015
Pet Nutrition [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	(3.00%)	6.00%	5.00%	9.00%
Percent of Restructuring Charges Related to Segment Program to Date					7.00%
Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	53.00%	46.00%	55.00%	53.00%
Percent of Restructuring Charges Related to Segment Program to Date					46.00%
North America [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	21.00%	9.00%	17.00%	9.00%
Percent of Restructuring Charges Related to Segment Program to Date					11.00%
Latin America [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	7.00%	3.00%	3.00%	4.00%
Percent of Restructuring Charges Related to Segment Program to Date					4.00%
Europe/South Pacific [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	17.00%	17.00%	13.00%	18.00%
Percent of Restructuring Charges Related to Segment Program to Date					25.00%
Asia [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	0.00%	15.00%	3.00%	4.00%
Percent of Restructuring Charges Related to Segment Program to Date					2.00%
Africa/Eurasia [Member]
Restructuring Cost and Reserve [Line Items]
Percent Of Total Restructuring Charges Related To Segment for the period	5.00%	4.00%	4.00%	3.00%
Percent of Restructuring Charges Related to Segment Program to Date					5.00%