Intangible Assets and Goodwill - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2017	Jan. 03, 2016	Dec. 28, 2014
Finite-Lived Intangible Assets [Line Items]
Amortization expense of amortizable intangible assets	$ 1,200	$ 1,200	$ 1,400
Finite lived intangibles, amortization expense next twelve months	1,500
Finite lived intangibles, amortization expense, year two	1,500
Finite lived intangibles, amortization expense, year three	1,500
Finite lived intangibles, amortization expense, year four	1,500
Finite lived intangibles, amortization expense, year five	$ 1,500
Patents And Trademarks
Finite-Lived Intangible Assets [Line Items]
Intangible assets useful life	19 years
Customer relationships and other intangible assets
Finite-Lived Intangible Assets [Line Items]
Intangible assets useful life	24 years