Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	8 Months Ended
Sep. 05, 2015	Sep. 06, 2014	Sep. 05, 2015	Sep. 06, 2014
Effective Income Tax Rate - Federal Statutory Income Tax Rate, Percent	35.00%		35.00%
Income Tax And Effective Tax Rate [Abstract]
Income Tax Expense (Benefit)	$ 145	$ 119	$ 358	$ 370
Effective tax rate	25.30%	22.70%	25.90%	24.50%

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h)(2))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319

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