PENSION AND OTHER RETIREMENT PLANS Schedule of Pension Benefit Obligation, Plan Assets and Funded Status (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Apr. 28, 2013	Apr. 29, 2012	May 01, 2011
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation	$ 1,813.2	$ 1,610.6	$ 1,329.9
Service cost	47.2	37.4	37.0
Interest cost	74.8	75.9	74.9
Benefits paid	(65.9)	(63.2)
Actuarial loss	146.1	229.1
Other	0.4	1.5
Fair value of plan assets	1,110.6	1,023.5
Funded status	(702.6)	(587.1)
Amounts recognized in the consolidated balance sheet:
Net long-term pension liability	(697.0)	(581.9)
Accrued expenses and other current liabilities	(5.6)	(5.2)
Net amount recognized at end of year	(702.6)	(587.1)
Supplemental Employee Retirement Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefits paid	(3.9)	(3.5)
Fair value of plan assets	121.0	107.1
Employer contributions	0	0
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefits paid	(62.0)	(59.7)
Fair value of plan assets	1,110.6	1,023.5	956.4
Actual return on plan assets	131.5	(16.0)
Employer contributions	17.7	142.8
Other	$ (0.1)	$ 0