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Acquisitions and Divestitures, Goodwill, and Intangible Assets (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 03, 2016	Jul. 05, 2015	Jul. 03, 2016	Jul. 05, 2015
Goodwill and Intangible Assets Disclosure [Abstract]
Final adjustment to loss in discontinued operations			$ 13	$ 0
Amortization expense	$ 23	$ 29	$ 50	$ 59

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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