Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	4 Months Ended
Jun. 15, 2013	Jun. 16, 2012
Income Tax Disclosure [Abstract]
Discrete tax benefit	$ 2	$ 7
Discrete tax expense	2
Unrecognized tax benefits decreased	$ 151
Number of months within which company does not anticipate significant change in unrecognized tax benefits	12 months

The net amount of all increases and decreases in unrecognized tax benefits for the period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

Name:	us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration