Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013	Dec. 31, 2013
Tax Credit Carryforward [Line Items]
Effective tax rate	30.60%	28.90%
Anticipated decrease in unrecognized tax benefits over the next 12 months	$ 20
Accrued potential interest included within non-current income taxes payable	12		11
Accrued potential interest included within non-current income taxes payable, after income taxes	7		7
Potential penalties	7		8
U.S. Federal Research and Experimentation Tax Credit [Member]
Tax Credit Carryforward [Line Items]
Tax benefit		$ 12