Annual report pursuant to Section 13 and 15(d)

Investments, Non-Marketable Cost Method Investments (Detail)

v3.10.0.1
Investments, Non-Marketable Cost Method Investments (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Dec. 31, 2016
Gain (Loss) on Securities [Line Items]      
Non-marketable equity securities $ 2,978 $ 2,613  
Impairments 424 833 $ 187
Cost-method Investments [Member]      
Gain (Loss) on Securities [Line Items]      
Impairments 132 $ 555 $ 184
Beijing UniSpreadtrum Technology Ltd [Member]      
Gain (Loss) on Securities [Line Items]      
Non-marketable equity securities 966    
Beijing UniSpreadtrum Technology Ltd [Member] | Cost-method Investments [Member]      
Gain (Loss) on Securities [Line Items]      
Impairments $ 308