PENSION AND OTHER RETIREMENT PLANS Scheduel of Weighted Average Assumptions (Details)	12 Months Ended
	Apr. 28, 2013	Apr. 29, 2012	May 01, 2011
Defined Benefit Plan Disclosure [Line Items]
Discount rate to determine net periodic benefit cost	4.75%	5.85%	6.00%
Discount rate to determine benefit obligation	4.45%	4.75%	5.85%
Expected long-term rate of return on plan assets	7.75%	7.75%	8.00%
Rate of compensation increase	4.00%	4.00%	4.00%