Supplemental Balance Sheet Information (Details) $ in Millions	3 Months Ended		8 Months Ended
	Sep. 05, 2015 USD ($)	Sep. 06, 2014 USD ($)	Sep. 05, 2015 USD ($) days	Sep. 06, 2014 USD ($)	Dec. 27, 2014 USD ($)
Accounts and Notes Receivable [Abstract]
Number of days from the period in which the corresponding sales occur that trade receivables are generally due | days			30
Accounts Notes and Loans Receivable Gross Current	$ 375		$ 375		$ 337
Allowance For Doubtful Accounts Notes And Loans Receivable Current	20		20		12
Accounts and notes receivable, net	355		355		325
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	7,960		7,960		8,082
Accumulated depreciation and amortization	(3,697)		(3,697)		(3,584)
Property, plant and equipment, net	4,263		4,263		4,498
Assets Held-for-sale, Current	34		34		14
Noncontrolling Interest [Line Items]
Noncontrolling interests	60		60		57
Net Income (loss) - noncontrolling interests	5	$ (1)	5	$ 3
Noncontrolling Interest [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interests	$ 60		60		57
Net Income (loss) - noncontrolling interests			6
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest			$ (3)
Redeemable Noncontrolling Interest [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	7.00%		7.00%
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest			$ (1)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest			0
Redeemable Noncontrolling Interest, Equity, Common, Carrying Amount	$ 8		8		$ 9
MEXICO
Property, Plant and Equipment [Line Items]
Assets Held-for-sale, Current	$ 22		$ 22