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Stock Award Plan (Details) (USD $)
3 Months Ended 12 Months Ended
Oct. 31, 2012
Oct. 29, 2011
Jul. 31, 2012
Stock Award Plan [Abstract]      
Shares awarded (in shares)   62,099  
Shares awarded, value   $ 900,000  
Share-based award, vesting period   3 years  
Excess tax benefits accumulated in Capital in Excess of Par Value 330,000   330,000
Unrecognized compensation expense $ 700,000   $ 800,000