Derivative Instruments And Hedging Activities - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jul. 03, 2016	Jul. 03, 2016	Dec. 31, 2015	Jul. 05, 2015	Dec. 31, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Average maturity of foreign currency forward contracts, in years		3 years
Notional forward foreign exchange contracts outstanding	$ 7,400	$ 7,400	$ 7,200
Fair value hedges	0	0	0
Net investment hedges	0	0	0
Cash and equivalents	1,899	1,899	$ 2,785	$ 4,032	$ 4,388
Negative impact of translation adjustments	$ 25	$ 105
Maximum
Derivative Instruments, Gain (Loss) [Line Items]
Maturity of fixed-income securities, in years		5 years