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Distribution Channel and Product Type Sales Mix - Schedule of Sales by Product Type as Percentage of Gross Sales (Detail)
Sep. 27, 2012
Sep. 29, 2011
Segment Reporting Information [Line Items]    
Percentage of net sales 100.00% 100.00%
Peanuts [Member]
   
Segment Reporting Information [Line Items]    
Percentage of net sales 20.30% 17.20%
Pecans [Member]
   
Segment Reporting Information [Line Items]    
Percentage of net sales 16.10% 18.30%
Cashews and Mixed Nuts [Member]
   
Segment Reporting Information [Line Items]    
Percentage of net sales 19.00% 21.70%
Walnuts [Member]
   
Segment Reporting Information [Line Items]    
Percentage of net sales 11.60% 10.90%
Almonds [Member]
   
Segment Reporting Information [Line Items]    
Percentage of net sales 15.80% 14.70%
Other [Member]
   
Segment Reporting Information [Line Items]    
Percentage of net sales 17.20% 17.20%