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Business Combinations (Fiscal Year 2014 Narrative) (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Aug. 31, 2014
Jan. 03, 2015
Jan. 02, 2016
Jan. 03, 2015
Dec. 28, 2013
Business Acquisition [Line Items]          
Business combination payments, net of cash acquired     $ 3,252 $ 147 $ 292
NeuroTherm, Inc. [Member]          
Business Acquisition [Line Items]          
Business combination payments, net of cash acquired $ 147        
Long-term debt 50        
Direct transaction costs 1        
Intangible assets 89        
Goodwill purchase accounting adjustments   $ (7)      
NeuroTherm, Inc. [Member] | Developed Technology Rights [Member]          
Business Acquisition [Line Items]          
Intangible assets $ 87        
NeuroTherm, Inc. [Member] | Developed Technology Rights [Member] | Minimum [Member]          
Business Acquisition [Line Items]          
Weighted average useful life 11 years        
NeuroTherm, Inc. [Member] | Developed Technology Rights [Member] | Maximum [Member]          
Business Acquisition [Line Items]          
Weighted average useful life 12 years        
NeuroTherm, Inc. [Member] | Other Intangible [Member]          
Business Acquisition [Line Items]          
Intangible assets $ 2        
Weighted average useful life 5 years