Comprehensive Income and Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Oct. 28, 2011

Comprehensive Income (Loss) and Accumulated Other Comprehensive Income (Loss) Disclosure [Abstract]

Schedule of AOCI

(in millions)	Unrealized Gain/(Loss) on Investments		Cumulative Translation Adjustments		Net Change in Retirement Obligations		Unrealized Gain/(Loss) on Derivatives		Accumulated Other Comprehensive Loss
Balance as of April 29, 2011	$	196	$	443	$	(607)	$	(257)	$	(224)
Other comprehensive income		105		14		8		13		139
Balance as of July 29, 2011	$	301	$	457	$	(599)	$	(244)	$	(85)
Other comprehensive (loss)/income		(57)		(97)		15		67		(72)
Balance as of October 28, 2011	$	244	$	360	$	(584)	$	(177)	$	(157)