Annual report pursuant to Section 13 and 15(d)

Cash and Investments, Combined Investment Classification (Detail)

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Cash and Investments, Combined Investment Classification (Detail) (Interest In Clearwire, LLC And Shares In Clearwire Corporation [Member], USD $)
In Millions, unless otherwise specified
3 Months Ended
Sep. 28, 2013
Interest In Clearwire, LLC And Shares In Clearwire Corporation [Member]
 
Combined Investment [Line Items]  
Proceeds from Sale, Maturity and Collection of Investments $ 470
Gain (Loss) On Sale Of Combined Investment $ 439