Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Estimated Fair Value Of Company Long Term Debt) (Details)

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Fair Value Measurements (Estimated Fair Value Of Company Long Term Debt) (Details) (USD $)
In Millions, unless otherwise specified
May 04, 2013
Apr. 28, 2012
Notional Amount
   
Long-term debt $ 6,578 $ 6,399
Carrying Amount
   
Long-term debt 6,765 6,609
Fair Value
   
Long-term debt $ 7,536 $ 7,312