Quarterly report pursuant to Section 13 or 15(d)

Other Financial Statement Details Gain (Loss) on Investments (Details)

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Other Financial Statement Details Gain (Loss) on Investments (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Gain (Loss) on Investments [Line Items]        
Share of equity method investee losses, net $ (110) $ (10) $ (129) $ (30)
Impairments (10) (48) (613) (137)
Other, net 22 8 94 28
Gains (losses) on equity investments, net 846 (12) 1,440 488
Equity Securities [Member]        
Gain (Loss) on Investments [Line Items]        
Gains on sales, net 944 38 2,020 553
Dividends $ 0 $ 0 $ 68 $ 74