Restructuring (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended						12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Restructuring Cost and Reserve [Line Items]
Provision for restructuring	$ 38	$ 7	$ 3	$ 50	$ 2	$ 25	$ 48	$ 77	$ 42
European Division Headquarters [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs related to relocation or closure							37
Employee compensation cost, payment period (in years)							3
Provision for restructuring							3	20	14
Restructuring Reserve	22			19			22	19	10
European Food [Member]
Restructuring Cost and Reserve [Line Items]
Headcount reduction due to consolidation (in employees)							285
Business capacity reduction (as a percent)							7.00%
Provision for restructuring							15	9	0
Expected future additional charges							5
Restructuring and Related Cost, Expected Cost							29
Restructuring Reserve	18			10			18	10	7
Other European Operations [Member]
Restructuring Cost and Reserve [Line Items]
Headcount reduction due to consolidation (in employees)							474
Business capacity reduction (as a percent)							20.00%
Provision for restructuring							18	45	0
Expected future additional charges							5
Restructuring and Related Cost, Expected Cost							68
Restructuring Reserve	37			45			37	45	2
Asia-Pacific [Member]
Restructuring Cost and Reserve [Line Items]
Provision for restructuring							4	0	0
Restructuring Reserve	2						2
North America Food [Member]
Restructuring Cost and Reserve [Line Items]
Provision for restructuring							3	3	28
Restructuring Reserve	1						1
Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Provision for restructuring							5	0	0
Restructuring Reserve	$ 5						$ 5