Annual report pursuant to Section 13 and 15(d)

Investments, Equity Method and Cost Method Investments (Detail)

v3.20.4
Investments, Equity Method and Cost Method Investments (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 26, 2020
Jun. 29, 2019
Dec. 26, 2020
Dec. 28, 2019
Dec. 29, 2018
Schedule of Equity Method Investments [Line Items]          
Equity method investments $ 18   $ 18 $ 37  
Proceeds from Equity Method Investment, Distribution, Return of Capital     910 2,688 $ 2,802
Impairments     $ 303 122 424
IM Flash Technologies, LLC [Member]          
Schedule of Equity Method Investments [Line Items]          
Impairment on equity method investments   $ 290      
Equity Method Investment, Ownership Percentage 49.00%   49.00%    
Cash proceeds from sale of equity method investment     $ 1,700    
Gain on sale of equity method investment $ 107        
McAfee [Member]          
Schedule of Equity Method Investments [Line Items]          
Equity Method Investment, Ownership Percentage 40.00%   40.00%    
Proceeds from Equity Method Investment, Distribution, Return of Capital     $ 126 632  
Cost-method Investments [Member]          
Schedule of Equity Method Investments [Line Items]          
Impairments     $ 290 $ 122 $ 132