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Other Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Jul. 29, 2012
Apr. 29, 2012
Jul. 31, 2011
Other Assets Noncurrent [Line Items]      
Cash surrender value - life insurance $ 1,327 $ 1,327  
Non-compete agreement, net 295 333  
Other 268 247  
Other assets $ 1,890 $ 1,907 [1] $ 2,010
[1] Derived from audited financial statements.