XML 66 R49.htm IDEA: XBRL DOCUMENT v3.10.0.1

Derivative Financial Instruments and Hedging Activities Purchase and Sale Contracts (Details) - Not Designated as Hedging Instrument [Member] t in Thousands, rail_car in Thousands, T in Thousands, MMBtu in Thousands, Bushels in Thousands, Barrels in Thousands	May 31, 2018 rail_car T t Bushels MMBtu Barrels	Aug. 31, 2017 rail_car T t Bushels MMBtu Barrels
Grain and oilseed - bushels | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | Bushels	852,993	570,673
Grain and oilseed - bushels | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | Bushels	1,097,748	768,540
Energy products - barrels | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | Barrels	18,425	15,072
Energy products - barrels | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | Barrels	12,383	18,252
Processed grain and oilseed - tons | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	426	299
Processed grain and oilseed - tons | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	2,403	2,347
Crop nutrients - tons | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	26	9
Crop nutrients - tons | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	42	15
Ocean and barge freight - metric tons | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | t	5,531	2,777
Ocean and barge freight - metric tons | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | t	2,883	1,766
Rail freight - rail cars | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | rail_car	166	176
Rail freight - rail cars | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | rail_car	52	75
Natural gas - MMBtu | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | MMBtu	1,220	500
Natural gas - MMBtu | Short [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | MMBtu	0	0

X

- Definition

Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

+ Details

Name:	invest_DerivativeNonmonetaryNotionalAmount
Namespace Prefix:	invest_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

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

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_GrainandoilseedcontractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PositionAxis=us-gaap_LongMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PositionAxis=us-gaap_ShortMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_EnergyproductsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_SoyproductcontractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_CropnutrientscontractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_OceanandbargefreightcontractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_RailfreightcontractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=chscp_NaturalgascontractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: