Quarterly report pursuant to Section 13 or 15(d)

Identified Intangible Assets, Indefinite-Lived Intangible Asset (Detail)

v2.4.1.9
Identified Intangible Assets, Indefinite-Lived Intangible Asset (Detail) (USD $)
In Millions, unless otherwise specified
Mar. 28, 2015
Dec. 27, 2014
Indefinite-lived Intangible Assets [Line Items]    
Gross Assets, Not Subject to Amortization $ 967us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill $ 991us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Acquisition-related Trade Names [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Gross Assets, Not Subject to Amortization 764us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember 		788us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
Other Intangible Assets [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Gross Assets, Not Subject to Amortization $ 203us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_OtherIntangibleAssetsMember 		$ 203us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_OtherIntangibleAssetsMember