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Notes Payable and Long-Term Debt - Schedule of Weighted Average Interest Rates (Details)	Aug. 31, 2017	Aug. 31, 2016
Notes Payable, Other Payables [Member]
Debt Instrument [Line Items]
Notes payable, weighted average interest rate	2.40%	1.72%
CHS Capital notes payable
Debt Instrument [Line Items]
Notes payable, weighted average interest rate	1.93%	1.31%

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Weighted average interest rate of short-term debt outstanding calculated at point in time.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Details

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- Details

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