Income Taxes - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended
	Mar. 25, 2016	Mar. 25, 2016	Mar. 27, 2015	Dec. 31, 2015
Operating Loss Carryforwards [Line Items]
Effective tax rate		22.30%	30.50%
Reduction to income tax expense		$ 48	$ 46
Anticipated decrease in unrecognized tax benefits over the next 12 months	$ 6	6
Accrued potential interest included within current and non-current income taxes payable	19	19		$ 18
Accrued potential interest included within current and non-current income taxes payable, after income taxes	11	11		11
Potential penalties	8	$ 8		$ 9
New Accounting Pronouncement, Early Adoption, Effect [Member]
Operating Loss Carryforwards [Line Items]
Reduction to income tax expense	$ 10