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Segment Reporting - Narrative (Details)
Aug. 31, 2012
TEMCO, LLC
 
Schedule of Equity Method Investments [Line Items]  
Ownership in equity method investment 50.00%
Ventura Foods, LLC
 
Schedule of Equity Method Investments [Line Items]  
Ownership in equity method investment 50.00%
Ag Business | TEMCO, LLC
 
Schedule of Equity Method Investments [Line Items]  
Ownership in equity method investment 50.00%
Corporate and Other | Ventura Foods, LLC
 
Schedule of Equity Method Investments [Line Items]  
Ownership in equity method investment 50.00%
Corporate and Other | Horizon Milling, LLC
 
Schedule of Equity Method Investments [Line Items]  
Ownership in equity method investment 24.00%