Identified Intangible Assets, Indefinite-Lived Intangible Asset (Detail) (USD $) In Millions, unless otherwise specified	Jun. 28, 2014	Dec. 28, 2013
Indefinite-lived Intangible Assets [Line Items]
Intangible Assets Gross	$ 947	$ 847
Acquisition-related Trade Names [Member]
Indefinite-lived Intangible Assets [Line Items]
Gross Assets, Indefinite-Lived Intangible Assets	817	818
Other Intangible Assets [Member]
Indefinite-lived Intangible Assets [Line Items]
Gross Assets, Indefinite-Lived Intangible Assets	$ 130	$ 29