Annual report pursuant to Section 13 and 15(d)

Basis of Presentation Basis of Presentation (Details)

v3.8.0.1
Basis of Presentation Basis of Presentation (Details) - Machinery and Equipment [Member] - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 26, 2015
Change in Accounting Estimate [Line Items]    
Property, Plant and Equipment, Useful Life 5 years 4 years
Service Life [Member]    
Change in Accounting Estimate [Line Items]    
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Operating Results $ 1,300  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income $ 950  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Diluted Earnings Per Share $ 0.19