Interest Expense, Net (Tables)

9 Months Ended

Jan. 27, 2012

Interest Expense Net [Abstract]

Schedule of Interest Expense, Net

	Three months ended				Nine months ended
(in millions)	January 27, 2012		January 28, 2011		January 27, 2012		January 28, 2011
Interest income	$	(56)	$	(43)	$	(148)	$	(122)
Interest expense		89		113		251		332
Interest expense, net	$	33	$	70	$	103	$	210