Quarterly report pursuant to Section 13 or 15(d)

Investments, Non-marketable Cost Method Investments (Details)

v3.8.0.1
Investments, Non-marketable Cost Method Investments (Details)
$ in Millions, ¥ in Billions
3 Months Ended 9 Months Ended
Sep. 30, 2017
USD ($)
Oct. 01, 2016
USD ($)
Sep. 30, 2017
USD ($)
Oct. 01, 2016
USD ($)
Sep. 30, 2017
CNY (¥)
Sep. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Schedule of Cost-method Investments [Line Items]              
Carrying Value, cost method investments           $ 2,719 $ 3,098
Other than Temporary Impairment Losses, Investments $ 10 $ 48 $ 613 $ 137      
Beijing UniSpreadtrum Technology Ltd Phase One [Member]              
Schedule of Cost-method Investments [Line Items]              
Carrying Value, cost method investments           966  
Other than Temporary Impairment Losses, Investments     $ 147        
Subject To Regulatory Approvals And Other Closing Conditions [Member] | Beijing UniSpreadtrum Technology Ltd. [Member]              
Schedule of Cost-method Investments [Line Items]              
Carrying Value, cost method investments         ¥ 9.0 $ 1,500  
Cost Method Investment, Ownership Percentage         20.00% 20.00%