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Acquisitions and Divestitures, Goodwill, and Intangible Assets (Detail) - USD ($)
$ in Millions
3 Months Ended
Apr. 03, 2016
Apr. 05, 2015
Goodwill and Intangible Assets Disclosure [Abstract]    
Final Adjustment To Loss In Discontinued operations $ 13 $ 0
Amortization expense $ 27 $ 30