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, unless otherwise specified
3 Months Ended 3 Months Ended 3 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Dec. 29, 2012
Mar. 30, 2013
IM Flash Technologies, LLC [Member]
Mar. 31, 2012
IM Flash Technologies, LLC [Member]
Dec. 29, 2012
IM Flash Technologies, LLC [Member]
Mar. 31, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
Jun. 30, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
Micron Technology, Inc. [Member]
Equity Method Investments Textual Details [Abstract]                
Proceeds From Sale Of Certain Assets Of Joint Ventures To Counterparty               $ 605
Ownership Percentage       49.00%        
Carrying Value 962   992 629   642    
Amount Provided To Counterparty As Part Of Modification Of Our Joint Venture Relationship               365
Return of equity method investments 13 67   13 67      
Variable Interest Entity, Reporting Entity Involvement, Known Maximum Loss Exposure, Amount       629        
Percentage of purchase commitment of production output and production-related services       49.00%        
Related Party Transactions [Abstract]                
Related Party Transaction, Purchases from Related Party       100     240  
Due to Related Parties       $ 95   $ 90