EQUITY Schedule of Stock Option Activity (Details) (Incentive Compensation Plan [Member], Stock Options [Member], USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Apr. 28, 2013	Apr. 29, 2012
Incentive Compensation Plan [Member] \| Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	2,858,153	2,826,616
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 22.34	$ 21.82
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	4 years 4 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	$ 14.4
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	370,000
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	$ 20.67
Issuance of common stock for share based payments, shares	(279,578)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price	$ 15.29
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	(18,885)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price	$ 19.83
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period	(40,000)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price	$ 21.00
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	1,621,324
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 23.58
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term	3 years 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	$ 8.0

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