Quarterly report pursuant to Section 13 or 15(d)

Cash and Investments, Equity Method Investments (Detail)

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Cash and Investments, Equity Method Investments (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 02, 2016
Jun. 27, 2015
Jul. 02, 2016
Jun. 27, 2015
Dec. 26, 2015
Schedule of Equity Method Investments [Line Items]          
Carrying Value, equity method investments $ 1,700   $ 1,700   $ 1,590
Carrying Value, cost method investments $ 3,092   $ 3,092   2,933
IM Flash Technologies, LLC [Member]          
Schedule of Equity Method Investments [Line Items]          
Ownership Percentage 49.00%   49.00%    
Carrying Value, equity method investments $ 870   $ 870   872
Variable Interest Entity, Reporting Entity Involvement, Known Maximum Loss Exposure, Amount $ 870   $ 870    
Percentage Of Purchase Commitment Of Production Output And Production Related Services 49.00%   49.00%    
Related Party Transactions [Abstract]          
Related Party Transaction, Purchases from Related Party $ 100 $ 105 $ 200 $ 200  
Due to Related Parties $ 45   $ 45   20
Cloudera, Inc. [Member]          
Schedule of Equity Method Investments [Line Items]          
Ownership Percentage 17.00%   17.00%    
Carrying Value, equity method investments $ 241   $ 241   256
Carrying Value, cost method investments $ 454   $ 454   $ 454