Goodwill and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended		12 Months Ended	3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Dec. 29, 2012	Jun. 29, 2013 Pringles [Member]	Jun. 29, 2013 Pringles [Member]	May 31, 2012 Pringles [Member]	Jun. 29, 2013 Pringles [Member] Net Sales [Member]	Jun. 29, 2013 Pringles [Member] Net Sales [Member]	Jun. 29, 2013 Pringles [Member] Cost of Goods Sold [Member]	Jun. 29, 2013 Pringles [Member] Cost of Goods Sold [Member]	Jun. 29, 2013 Pringles [Member] Selling, General and Administrative Expense [Member]	Jun. 29, 2013 Pringles [Member] Selling, General and Administrative Expense [Member]
Business Acquisition [Line Items]
Business Acqusition cost						$ 2,695
Purchase price net of cash and cash equivalents, subject to purchase price adjustments						2,683
Purchase price adjustment				15	15
Purchase price net of cash and cash equivalents including purchase price adjustments				2,668	2,668
Goodwill translation adjustments	(30)	2	(15)
Other comprehensive income foreign currency translation component		2	(15)
Integration-related costs				16	36		2	3	1	6	13	27
Net Revenues contributed by Pringles acquisition				424	794
Net Earnings contributed by Pringles acquisition				34	48
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
Finite Lived Intangible Assets Amortization Expense Next Twelve Months	7
Finite Lived Intangible Assets Amortization Expense Year Two	7
Finite Lived Intangible Assets Amortization Expense Year Three	7
Finite Lived Intangible Assets Amortization Expense Year Four	7
Finite Lived Intangible Assets Amortization Expense Year Five	7
Amortization expense	$ 3	$ 1