Quarterly report pursuant to Section 13 or 15(d)

Subsequent Event Subsequent Event (Details)

v3.8.0.1
Subsequent Event Subsequent Event (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 31, 2017
Sep. 29, 2017
Sep. 30, 2016
Subsequent Event [Line Items]      
Acquisitions of businesses, equity method investments and nonmarketable securities   $ 538 $ 767
CCBA [Member]      
Subsequent Event [Line Items]      
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions 54.50%    
Acquisitions of businesses, equity method investments and nonmarketable securities $ 3,150