| Component: (Network and Table) | |
|---|---|
| Network | 2410403 - Disclosure - Investments - Schedule of Investments (Details) (http://www.chsinc.com/role/InvestmentsScheduleOfInvestmentsDetails) |
| Table | Schedule of Equity Method Investments [Table] |
| Reporting Entity [Axis] | 0000823277 (http://www.sec.gov/CIK) |
| Schedule of Equity Method Investments [Line Items] | Period [Axis] | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2013-08-31 | 2012-08-31 | |||||||||||||||
| Equity Method Investee, Name [Axis] | Equity Method Investee, Name [Axis] | |||||||||||||||
| Ventura Foods, LLC [Member] | Horizon Milling, LLC [Member] | TEMCO, LLC [Member] | Horizon Milling G.P. [Member] | Land O'Lakes, Inc. [Member] | Ag Processing Inc. [Member] | Other Investment [Member] | Equity Method Investee, Name [Domain] | Ventura Foods, LLC [Member] | Horizon Milling, LLC [Member] | TEMCO, LLC [Member] | Horizon Milling G.P. [Member] | Land O'Lakes, Inc. [Member] | Ag Processing Inc. [Member] | Other Investment [Member] | Equity Method Investee, Name [Domain] | |
Equity method investments | 309,480,000 | 92,635,000 | 63,547,000 | 19,314,000 | 292,393,000 | 78,372,000 | 60,734,000 | 16,727,000 | ||||||||
Cost method investments | 66,255,000 | 19,970,000 | 58,382,000 | 19,577,000 | ||||||||||||
Equity and cost method investments | 194,745,000 | 147,203,000 | ||||||||||||||
Investments total | 765,946,000 | 673,388,000 | ||||||||||||||