Note 3 - Accrued Liabilities (Details) - Accrued Liabilities (USD $) In Thousands, unless otherwise specified	Apr. 27, 2013	Apr. 28, 2012
Accrued Liabilities [Abstract]
Accrued compensation	$ 8,051	$ 9,252
Accrued promotions	3,912	5,450
Accrued insurance	1,451	1,621
Other	5,728	4,956
Total	$ 19,142	$ 21,279

Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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