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Business Combination (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jul. 27, 2013
Oct. 26, 2013
Business Combination, Recognized Goodwill [Abstract]    
Goodwill, Acquired During Period $ 1,321 $ 1,321
Trade Names [Member]
   
Acquired Finite-Lived Intangible Assets [Line Items]    
Acquired Finite-lived Intangible Asset, Amount 1,151  
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 20 years  
Customer Lists [Member]
   
Acquired Finite-Lived Intangible Assets [Line Items]    
Acquired Finite-lived Intangible Asset, Amount $ 615  
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 9 years