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Acquisitions, Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Sep. 26, 2015	Oct. 01, 2016	Sep. 26, 2015
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Acquisition, Pro Forma Revenue	$ 15,778	$ 14,865	$ 43,112	$ 41,592
Business Acquisition, Pro Forma Net Income (Loss)	$ 3,370	$ 3,016	$ 7,225	$ 6,996
Business Acquisition, Pro Forma Earnings Per Share, Diluted	$ 0.69	$ 0.62	$ 1.48	$ 1.43
Fair Value Adjustment to Inventory [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest			$ 387
Fair Value Adjustment to Deferred Income [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest			64
Acquisition-related Costs [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest			$ 94