XML 58 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Summary of Significant Accounting Policies Parenthetical (Details) (USD $) In Millions, unless otherwise specified | Feb. 28, 2013 | Aug. 31, 2012 | Feb. 29, 2012
--- | --- | --- | ---
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative Instruments, tax effect of unrealized gain or loss deferred into accumulated other comprehensive income | $ 0.2 | $ 0 | $ 0

X
- Definition Derivative Instruments, tax effect of unrealized gain or loss of instruments designated as cash flow hedges deferred into accumulated other comprehensive income + References No definition available. + Details
Name: | chscp_DerivativeInstrumentsTaxEffectOfUnrealizedGainOrLossDeferredIntoAccumulatedOtherComprehensiveIncome
Namespace Prefix: | chscp_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration