Quarterly report pursuant to Section 13 or 15(d)

Restructuring and Other Special Charges, Net (Narrative) (Details)

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Restructuring and Other Special Charges, Net (Narrative) (Details) - USD ($)
$ in Millions
Jul. 01, 2017
Dec. 31, 2016
Sep. 26, 2015
Dec. 27, 2014
2015 Restructuring Plan        
Restructuring Cost and Reserve [Line Items]        
Reduction of the Company's global workforce (as a percentage)     5.00%  
Restructuring Reserve $ 0 $ 3    
2014 Restructuring Plan        
Restructuring Cost and Reserve [Line Items]        
Reduction of the Company's global workforce (as a percentage)       6.00%
Restructuring Reserve $ 1 $ 4