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STOCKHOLDERS' EQUITY - Repurchases of Common Stock (Narrative) (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 9 Months Ended
Sep. 24, 2017
Sep. 25, 2016
Sep. 28, 2017
Dec. 31, 2016
Shareholders Equity [Line Items]        
Common stock repurchased (in shares) 5.4      
Common stock repurchased, amount $ 1,500 $ 1,280    
Total remaining authorization for future common share repurchases $ 2,000      
Par value of shares repurchased (in dollars per share) $ 1     $ 1
Additional paid-in capital after reduction $ 0     $ 0
Reduction to stockholders' equity due to repurchases of common stock 1,500 1,280    
Subsequent Event        
Shareholders Equity [Line Items]        
Authorized increase to the share repurchase program     $ 2,000  
Reduction to retained earnings        
Shareholders Equity [Line Items]        
Reduction to stockholders' equity due to repurchases of common stock $ 1,213 $ 1,002