Quarterly report pursuant to Section 13 or 15(d)

Investments, Equity Investments (Details)

v3.8.0.1
Investments, Equity Investments (Details)
$ in Millions, ¥ in Billions
3 Months Ended
Mar. 31, 2018
USD ($)
Apr. 01, 2017
USD ($)
Mar. 31, 2018
CNY (¥)
Mar. 31, 2018
USD ($)
Dec. 30, 2017
USD ($)
Schedule of Investments [Line Items]          
Marketable Securities       $ 4,653 $ 4,192
Cost Method Investments       2,823 2,613
Equity Method Investments       2,005 1,774
Equity Investments       9,481 $ 8,579
Mark to market on marketable equity securities1 $ 606        
Observable price adjustments on non-marketable 124        
Impairments (17) $ (48)      
Share of equity method investee gains (losses) (82) (11)      
Other Net Equity Investments 2 37      
Gain (Loss) on Investments 643 252      
Gain (Loss) on Sale of Equity Investments 724        
Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments (11)        
Unrealized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments 713        
Cloudera, Inc [Member]          
Schedule of Investments [Line Items]          
Impairments (278)        
Beijing UniSpreadtrum Technology Ltd. [Member] | Subject To Regulatory Approvals And Other Closing Conditions [Member]          
Schedule of Investments [Line Items]          
Cost Method Investments     ¥ 9.0 $ 1,500  
Cost Method Investment, Ownership Percentage     20.00% 20.00%  
Beijing UniSpreadtrum Technology Ltd Phase One [Member]          
Schedule of Investments [Line Items]          
Cost Method Investments       $ 966  
Impairments (308)        
Equity Securities [Member]          
Schedule of Investments [Line Items]          
Gain (Loss) on Investments, Excluding Other than Temporary Impairments $ 10 $ 274