Acquisition (Tables)
 12 Months Ended
Apr. 26, 2013
Business Combinations [Abstract]  
Schedule Of Business Acquisitions By Acquisition [Text Block]
 Total cash consideration transferred$52,285 
     
 Identifiable Assets Acquired and Liabilities Assumed:   
 Accounts receivable$473 
 Inventory 1,423 
 Prepaid expenses 13 
 Deposits & other 5 
 Property, plant and equipment 28,953 
 Intangible assets 3,544 
 Total identifiable assets acquired 34,411 
     
 Total current liabilities (193) 
 Total liabilities assumed (193) 
 Net identifiable assets acquired 34,218 
 Goodwill 18,067 
 Net assets acquired$52,285 
Schedule Of Goodwill [Text Block]
The tables below summarize the change in goodwill and intangible assets in our BEF Foods segment as a result of the acquisition:
       
April 27, 2012, carrying amount$1,567    
Goodwill acquired 18,067    
April 26, 2013, carrying amount$19,634    

  BEF Foods 
April 27, 2012, goodwill carrying amount$1,567 
Goodwill acquired 18,067 
April 26, 2013, goodwill carrying amount$19,634 
    
Schedule Of Finite Lived Intangible Assets [Table Text Block]
April 27, 2012, net carrying amount intangible assets$0 
Other intangible assets acquired 3,544 
Accumulated amortization (117) 
April 26, 2013, net carrying amount intangible assets$3,427 
Business Acquisition Pro Forma Information [Text Block]
   2013 2012 
 Net sales $ 1,616,832 $ 1,687,082 
 Net (loss) income $ (2,895) $ 73,869 
       
 (Loss) earnings per share:     
  Basic $ (0.10) $ 2.49 
  Diluted $ (0.10) $ 2.48 
       
The net sales and operating income attributable to Kettle Creations since the acquisition date of August 14, 2012, through April 26, 2013, were $40,256 and $3,366, respectively.