Inventories (Tables)

9 Months Ended

Jan. 27, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory, Net of Reserves

(in millions)	January 27,		April 29,
	2012		2011
Finished goods	$	1,165	$	1,020
Work in process		288		261
Raw materials		366		338
Total	$	1,819	$	1,619