Note 1 - Significant Accounting Policies (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	May 03, 2014	Apr. 27, 2013	Apr. 28, 2012
Note 1 - Significant Accounting Policies (Details) [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Equity Unit Purchase Agreements (in Shares)	188,000	172,000	181,000
Inventory, Finished Goods, Gross	$ 27.2	$ 23.2
Inventory, Raw Materials, Gross	16.7	16.0
Marketing Expense	50.2	44.6	45.8
Shipping, Handling and Transportation Costs	$ 44.4	$ 44.2	$ 41.8
Building and Building Improvements [Member] | Minimum [Member]
Note 1 - Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Useful Life	7 years
Building and Building Improvements [Member] | Maximum [Member]
Note 1 - Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Useful Life	30 years
Machinery and Equipment [Member] | Minimum [Member]
Note 1 - Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Machinery and Equipment [Member] | Maximum [Member]
Note 1 - Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Useful Life	15 years