Goodwill & Other Intangible Assets (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Apr. 26, 2013
Apr. 27, 2012
Apr. 29, 2011
Indefinite-lived and Finite-lived Intangible Assets by Major Class [Line Items]      
Other intangibles acquired $ 3,544    
Impairment (39,398)    
Other Intangible Assets 3,427 39,877  
Finite-Lived Intangible Assets, Accumulated Amortization (7,019)    
Total Intangible Assets Gross 46,300 46,300  
Finite-Lived Intangible Assets, Amortization Expense 596 820 820
Goodwill [Roll Forward]      
Goodwill 1,567    
Goodwill 19,634 1,567  
Finite Lived Intangible Assets Amortization Expense Next Twelve Months 157    
Finite Lived Intangible Assets Amortization Expense Year Two 157    
Finite Lived Intangible Assets Amortization Expense Year Three 157    
Finite Lived Intangible Assets Amortization Expense Year Four 157    
BEF Foods [Member]
     
Goodwill [Roll Forward]      
Goodwill 19,634 1,567  
Kettle Creations [Member]
     
Goodwill [Roll Forward]      
Goodwill Acquired During Period 18,067    
Mimi's Cafe Restaurant Concept [Member]
     
Indefinite-lived and Finite-lived Intangible Assets by Major Class [Line Items]      
Finite-Lived Intangible Assets, Gross 12,300 12,300  
Other intangibles acquired 0    
Impairment (5,398)    
Other Intangible Assets 0 5,877  
Finite-Lived Intangible Assets, Accumulated Amortization (6,902) (6,423)  
Finite-Lived Intangible Assets, Useful Life 15 years    
Mimi's Cafe Business Trade Name [Member]
     
Indefinite-lived and Finite-lived Intangible Assets by Major Class [Line Items]      
Other intangibles acquired 0    
Impairment (34,000)    
Indefinite-Lived Intangible Assets (Excluding Goodwill) 0 34,000  
BEF Foods Noncompetition Agreements [Member]
     
Indefinite-lived and Finite-lived Intangible Assets by Major Class [Line Items]      
Finite-Lived Intangible Assets, Gross 0    
Other intangibles acquired 783    
Impairment 0    
Other Intangible Assets 666 0  
Finite-Lived Intangible Assets, Accumulated Amortization (117)    
Finite-Lived Intangible Assets, Useful Life 5 years    
BEF Foods Business Trade Name [Member]
     
Indefinite-lived and Finite-lived Intangible Assets by Major Class [Line Items]      
Other intangibles acquired 2,761    
Impairment 0    
Indefinite-Lived Intangible Assets (Excluding Goodwill) $ 2,761 $ 0