Our Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Software amortization	$ 197,000,000	$ 196,000,000	$ 156,000,000
Net capitalized software and development costs	$ 1,100,000,000	$ 1,100,000,000
Minimum | Software
Property, Plant and Equipment [Line Items]
Software estimated useful lives	5 years
Maximum | Software
Property, Plant and Equipment [Line Items]
Software estimated useful lives	10 years