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Acquisitions (Tables)
3 Months Ended
Jul. 29, 2011
Acquisitions Tables [Abstract]  
Schedule Of Business Acquisitions By Acquisition Text Block
 Three months ended
(in millions)July 29, 2011 June 30, 2010
Beginning Balance$ 335 $ 118
Change in fair value of contingent consideration  8   2
Ending Balance$ 343 $ 120