Quarterly report pursuant to Section 13 or 15(d)

Investments, Equity Investments (Details)

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Investments, Equity Investments (Details)
$ in Millions, ¥ in Billions
3 Months Ended 6 Months Ended
Jun. 30, 2018
USD ($)
Jul. 01, 2017
USD ($)
Jun. 30, 2018
USD ($)
Jul. 01, 2017
USD ($)
Jun. 30, 2018
CNY (¥)
Jun. 30, 2018
USD ($)
Dec. 30, 2017
USD ($)
Schedule of Investments [Line Items]              
Marketable Securities           $ 4,432 $ 4,192
Cost Method Investments           2,851 2,613
Equity Method Investments           1,962 1,774
Equity Investments           9,245 8,579
Gain (loss) on initial market adjustment $ 46   $ 46        
Mark to market on marketable equity securities1 (235)   371        
Observable price adjustments on non-marketable 24   148        
Impairments (26) $ (555) (43) $ (603)      
Share of equity method investee gains (losses) (70) (8) (152) (19)      
Other Net Equity Investments 22 37 22 72      
Gain (Loss) on Investments (203) 342 440 594      
Gain (Loss) on Sale of Equity Investments (133)   592        
Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments (11)   (49)        
Unrealized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments (144)   543        
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)        
IM Flash Technologies, LLC [Member]              
Schedule of Investments [Line Items]              
Equity Method Investments           $ 1,900 $ 1,500
Related Party Transaction, Purchases from Related Party 144 105 227 235      
Equity Securities [Member]              
Schedule of Investments [Line Items]              
Gain (Loss) on Investments, Excluding Other than Temporary Impairments 1 802 11 1,076      
Investment Income, Dividend $ 35 $ 66 $ 37 $ 68