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Other Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Oct. 28, 2012
Apr. 29, 2012
Oct. 30, 2011
Other Assets Noncurrent [Line Items]      
Cash surrender value - life insurance $ 1,327 $ 1,327  
Non-compete agreement, net 259 333  
Other 282 247  
Other assets $ 1,868 $ 1,907 [1] $ 1,982
[1] Derived from audited financial statements.