Segment Reporting - Narrative (Details)	Aug. 31, 2014
TEMCO, LLC [Member]
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%
Ardent Mills LLC [Member]
Schedule of Equity Method Investments [Line Items]
Ownership in equity method investment	12.00%
Ag Business | TEMCO, LLC [Member]
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 | Ardent Mills LLC [Member]
Schedule of Equity Method Investments [Line Items]
Ownership in equity method investment	12.00%