Recent Accounting Standards (Details) $ in Millions  | 
3 Months Ended | 
|---|---|
| 
 Apr. 01, 2017  
USD ($) 
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| Adjustments for New Accounting Pronouncement [Member] | Interest and other, net [Member] | |
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | |
| New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Operating Results | $ 260 | 
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- Definition Amount of the effect of a change in accounting principle on operating profit or loss. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Details 
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- Details 
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