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Changes in CHS Capital notes receivable, net Payments for (Proceeds from) Loans Receivable Receivables Financing Receivables [Text Block] Amendment Flag Amendment Flag Current liabilities: Liabilities, Current [Abstract] Provision for current expected credit losses Accounts Receivable, Credit Loss Expense (Reversal) Schedule of Notional Volumes for Commodity Contracts Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Entity Address, State or Province Entity Address, State or Province Property, plant and equipment Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization [Abstract] PEO Total Compensation Amount PEO Total Compensation Amount Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Assets Assets, Fair Value Disclosure [Abstract] Capital expenditures Segment Reporting, Long-Lived Asset, Expenditure for Addition Notional amount of derivative contracts Derivative, Notional Amount Contract assets Contract with Customer, Asset, after Allowance for Credit Loss, Current Retirement Benefits [Abstract] Retirement Benefits [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Number of reportable segments Number of Reportable Segments Total current liabilities Liabilities, Current Retirement Plan Tax Status [Domain] Retirement Plan Tax Status [Domain] Current derivative liabilities Derivative liabilities (Note 11) Derivative Liability, Current Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Agronomy Agricultural Related Inventory, Plant Material Entity Address, City or Town Entity Address, City or Town Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Receivables [Abstract] Receivables [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Preferred stock dividends paid Payments of Ordinary Dividends, Preferred Stock and Preference Stock Class of Stock [Axis] Class of Stock [Axis] Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Revenue from Contract with Customer Benchmark Revenue from Contract with Customer Benchmark [Member] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Receivable [Domain] Receivable [Domain] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Other comprehensive income (loss), net of tax Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Margin and related deposits Margin Deposit Assets Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Noncontrolling Interests Noncontrolling Interest [Member] Schedule of Segment Information Segment Reporting [Table Text Block] Cash patronage dividends paid Cash Patronage Dividends Paid The cash portion of patronage dividends paid to members. Total other comprehensive income (loss), before tax Other Comprehensive Income (Loss), before Tax Amounts outstanding Long-term debt Long-Term Debt Estimated cash patronage refunds Patronage Refunds, Estimated Patronage Refunds, Estimated Document Period End Date Document Period End Date Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Derivative liabilities Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction [Abstract] Amounts Not Offset on Condensed Consolidated Balance Sheet but Eligible for Offsetting, Cash Collateral Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset Energy Energy [Member] Energy [Member] Equities Equity [Text Block] Security Exchange Name Security Exchange Name Commodity derivatives Commodity [Member] Debt instrument term Debt Instrument, Term Position [Axis] Position [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Amount by which inventories would have been higher had FIFO inventory valuation method been used Inventory, LIFO Reserve Total Liabilities, Fair Value Disclosure Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Term of long-term notes receivable Notes And Loans Receivable, Non Current, Net, Term Notes and Loans Receivable, Net, Non-Current, Term Schedule of Property, Plant and Equipment Property, Plant, and Equipment [Table Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Cumulative undistributed earnings from equity method investees Cumulative undistributed earnings from equity method investees Cumulative undistributed earnings from equity method investees Schedule of Investments Investment Holdings, Schedule of Investments [Table Text Block] Name Outstanding Recovery, Individual Name Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Trading Symbol Trading Symbol Nonqualified Nonqualified Plan [Member] Debt securities available for sale Debt Securities, Available-for-Sale, Excluding Accrued Interest Geographical [Domain] Geographical [Domain] Acquisition of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Other current assets Other Assets, Current [Abstract] Other Assets, Current Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Company Selected Measure Name Company Selected Measure Name Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Repurchase Facility Repurchase Facility [Member] Repurchase Facility [Member] Processed grain and oilseed Agricultural Related Inventory, Processed Crops Agricultural Related Inventory, Processed Crops Pension and Other Postretirement Benefits Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Schedule of Pretax Gains (Losses) on Derivatives Not Accounted for as Hedging Instruments Derivatives Not Designated as Hedging Instruments [Table Text Block] Credit Facility [Domain] Credit Facility [Domain] CF Industries Nitrogen, LLC CF Nitrogen LLC [Member] CF Nitrogen LLC [Member] Term loan Unsecured Term Loans [Member] Unsecured Term Loans Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation Amount Outstanding Recovery Compensation Amount CHS Capital Notes Receivable CHS Capital Notes Receivable [Member] CHS Capital Notes Receivable [Member] Individual: Individual [Axis] Redemptions of equities Equity Certificates Repurchased and Retired During Period, Value Equity impact of the value of equity certificates that has been repurchased and retired during the period. 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recorded in other comprehensive income Grains Grains [Member] Grains Schedule of Net Periodic Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Concentration Risk Type [Domain] Concentration Risk Type [Domain] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] CHS Capital short-term notes receivable Financing Receivable, before Allowance for Credit Loss, Current Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Current portion of long-term debt Less current portion Long-Term Debt and Lease Obligation, Current Segment Reporting Segment Reporting [Text Block] Minimum Minimum [Member] Borrowings outstanding Long-Term Line of Credit Expiration Date Trading Arrangement Expiration Date Hedging Relationship [Axis] Hedging Relationship [Axis] Schedule of Disaggregation of Revenues Disaggregation of Revenue [Table Text Block] Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Location, Statement of Income, Balance [Axis] Location, Statement of Income, Balance [Axis] Amounts Not Offset on Condensed Consolidated Balance Sheet but Eligible for Offsetting, Derivative Instruments Derivative Asset, Subject to Master Netting Arrangement, Deduction of Financial Instrument Not Offset Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Net Amount Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction Total equities Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Ventura Foods, LLC Ventura Foods, LLC [Member] Ventura Foods, LLC [Member] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Derivative [Table] Derivative [Table] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Consideration received on exit of joint venture as a percentage of net assets and amounts previously owed Equity Method Investment, Consideration Received On Disposal, Percentage of Net Assets And Prior Amounts Owed Equity Method Investment, Consideration Received On Disposal, Percentage of Net Assets And Prior Amounts Owed Grain and oilseed Agricultural Related Inventory, Grain and Oilseed Agricultural Related Inventory, Grain and Oilseed Exercise Price Award Exercise Price Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Segment Reporting [Line Items] Segment Reporting [Line Items] Document Quarterly Report Document Quarterly Report Ardent Mills, LLC Ardent Mills LLC [Member] Ardent Mills LLC [Member] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Segment [Domain] Segments [Domain] Benefit plans Compensation and Employee Benefit Plans [Text Block] Uncommitted Uncommitted [Member] Uncommitted Notes Payable and Long-Term Debt Debt Disclosure [Text Block] Deferred financing costs Debt Issuance Costs, Net Investments Investments and Other Noncurrent Assets [Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity method investments Equity Method Investments Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Foreign exchange derivatives Foreign Exchange Contract [Member] Trade accounts receivable Accounts Receivable, before Allowance for Credit Loss, Current Adoption Date Trading Arrangement Adoption Date Total CHS Inc. equities Equity, Attributable to Parent Processed grain and oilseed (tons) Soy product contracts [Member] Soy product contracts [Member] ASSETS Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax 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net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Equity [Abstract] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash provided by (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Revenue Recognition Timing Risk Revenue Recognition Timing Risk [Member] Revenue Recognition Timing Risk Capital Equity Certificates Capital equity certificates [Member] Capital equity certificates [Member] Other, net Stockholders' Equity, Other Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Preferred stock dividends Dividends, Preferred Stock, Cash 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Amounts before reclassifications Other Comprehensive Income (Loss), before Reclassifications, before Tax Nonpatronage Equity Certificates Nonpatronage Equity Certificates [Member] Nonpatronage Equity Certificates [Member] PEO PEO [Member] Derivative assets Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction [Abstract] Other liabilities Other Liabilities, Noncurrent Retirement Plan Type [Axis] Retirement Plan Type [Axis] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Long-term notes receivable Financing Receivable, after Allowance for Credit Loss, Noncurrent Securities Segregated under Other Regulations Securities Segregated under Other Regulations Investments Total investments Investments 8% Cumulative Redeemable Preferred Stock 8% Cumulative Redeemable 8% Preferred Stock [Member] CHS 8% Preferred Stock [Member] Amounts Not Offset on Condensed Consolidated Balance Sheet but 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[Line Items] Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Entity Current Reporting Status Entity Current Reporting Status Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Liabilities Liabilities, Fair Value Disclosure [Abstract] Cash Flow Hedging Cash Flow Hedging [Member] Adjustments to reconcile net income to net cash provided by (used in) operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Schedule of Gross Fair Values of Derivative Assets Along with Related Amounts Permitted to be Offset Offsetting Assets [Table Text Block] ASC Topic 606 Revenue from Contract with Customer, Excluding Assessed Tax Cash flows from 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earnings (loss) Operating Income (Loss) Current Fiscal Year End Date Current Fiscal Year End Date Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Derivative [Line Items] Derivative [Line Items] Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Service cost Defined Benefit Plan, Service Cost Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Preferred stock dividends declared (in dollars per share) Preferred Stock, Dividends Per Share, Declared Measure: Measure [Axis] Grain and oilseed (bushels) Grain and oilseed contracts [Member] Grain and oilseed contracts [Member] Agronomy Agronomy [Member] Agronomy Percentage of producer notes to total notes receivable Producer Notes To Notes 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Maximum availability under securitization facility Maximum Availability Under Securitization maximum availability under securitization Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Net Amount Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Ownership percentage Equity Method Investment, Ownership Percentage Long Long [Member] Equity Method Investee, Name [Domain] Investment, Name [Domain] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Schedule of Fair Value of Commodity Derivatives Designated as Cash Flow Hedges Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Contract liabilities Contract with Customer, Liability, Current Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Time deposits Bank Time Deposits [Member] Award Type Award Type [Axis] Pretax gains reclassified from accumulated other comprehensive loss Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Reversal of prior fiscal year patronage and redemption estimates Reversal Of Prior Year Patronage And Redemption Estimates Reversal Of Prior Year Patronage And Redemption Estimates Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Capital reserves Retained Earnings (Accumulated Deficit) Pretax gains (losses) recorded in other comprehensive income relating to cash flow hedges Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax Schedule of Notes Payable Schedule of Short-Term Debt [Table Text Block] Product and Service [Axis] Product and Service [Axis] Nonqualified Equity Certificates Non-qualified Equity Certificates [Member] Non-qualified Equity Certificates [Member] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Shareholders' Equity [Table] Shareholders' Equity [Table] Shareholders' Equity Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Pension Benefits Pension Plan [Member] Short-Term Debt [Line Items] Short-Term Debt [Line Items] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Natural gas (metric million Btu) Natural gas contracts [Member] Natural gas contracts [Member] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Foreign Non-US [Member] Energy Energy Related Inventory Derivative Contract [Domain] Derivative Contract [Domain] Concentration risk percentage (less than) Concentration Risk, Percentage Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Equity Awards Adjustments Equity Awards Adjustments [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] Long-term derivative Liabilities Derivative Liability, Noncurrent Total liabilities and equities Liabilities and Equity Maximum guarantees allowed by bank covenants Maximum Guarantees Allowed By Bank Covenants Maximum Guarantees Allowed By Bank Covenants Employee Stock Option Share-Based Payment Arrangement, Option [Member] Amounts reclassified Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Noncontrolling interests Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Other, net Increase (Decrease) in Other Operating Liabilities Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Schedule of Receivables Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Other Other Long-Term Debt Name Awards Close in Time to MNPI Disclosures, Individual Name Equities: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Schedule of Other Current Liabilities Other Current Liabilities [Table Text Block] Redemptions of equities Payments for Repurchase of Other Equity Preferred stock Preferred Stock, Value, Issued Crop nutrients (tons) Crop nutrients contracts [Member] Crop nutrients contracts Total available under securitization facility Loan, Held-in-Portfolio, Principal Outstanding Adjustment to Compensation: Adjustment to Compensation [Axis] Other Other Receivables, Gross, Current Proceeds from notes payable and long-term debt Proceeds From Lines Of Credit And Long-Term Borrowings Proceeds From Lines Of Credit And Long-Term Borrowings Hedging Designation [Domain] Hedging Designation [Domain] Class of Stock [Domain] Class of Stock [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Hedging Designation [Axis] Hedging Designation [Axis] Schedule of Dividends Declared Per Share for Preferred Stock Schedule of Stock by Class [Table Text Block] Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Total Assets, Fair Value Disclosure Long-term portion Long-Term Debt and Lease Obligation Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] Corporate and Services Other Operating Segment [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Class B Cumulative Redeemable Preferred Stock, Series 1 Class B Cumulative Redeemable, Series 1 Class B, Series 1 Preferred Stock [Member] Class B, Series 1 Preferred Stock [Member] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Entity Filer Category Entity Filer Category Reconciliation of gross and net fair value of assets and liabilities subject to offsetting arrangements [Table] Reconciliation of gross and net fair value of assets and liabilities subject to offsetting arrangements [Table] Reconciliation of gross and net fair value of assets and liabilities subject to offsetting arrangements [Table] Revenue not under ASC Topic 606 Revenue Not from Contract with Customer Schedule of Gross Fair Values of Liabilities Along with Related Amounts Permitted to be Offset Offsetting Liabilities [Table Text Block] Other Other Inventory, Net of Reserves Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Position [Domain] Position [Domain] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Company Selected Measure Amount Company Selected Measure Amount Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Depreciation and amortization, including amortization of deferred major maintenance Depreciation and amortization Depreciation, Depletion and Amortization Stock, Class of Stock [Table] Stock, Class of Stock [Table] Accounts, Notes, Loans and Financing Receivable [Table] Accounts and Financing Receivables [Table] Net income Net income Net earnings Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Current assets: Assets, Current [Abstract] Derivative Liability Derivative Liability Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Qualified Qualified Plan [Member] Income tax expense Income Tax Expense (Benefit) Other income Other losses (income) Other Nonoperating Income Cost of goods sold Cost of Product and Service Sold Award Timing Method Award Timing Method [Text Block] Increase (decrease) in cash and cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Payments on notes payable, long-term debt and finance lease obligations Payments On Lines Of Credit, Long-Term Debt And Capital Lease Obligations Payments on lines of credit, long term debt and capital lease obligations Receivables Total receivables Accounts and Financing Receivable, after Allowance for Credit Loss, Current Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Actuarial loss (gain) amortization Defined Benefit Plan, Amortization of Gain (Loss) Net income attributable to CHS Inc.  Earnings attributable to CHS Inc. Net Income (Loss) Attributable to Parent Equity certificates Equity Certificates Non-cash portion of patronage dividends retained by the Company in the members' names. Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Proceeds from disposition of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Reconciling Amounts Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Receivables Increase (Decrease) in Receivables Gross Amount Recognized Derivative Assets Derivative Asset, Subject to Master Netting Arrangement, before Offset Less: allowances and reserves Allowance for Doubtful Accounts Receivable, Notes and Loans and Other Receivables, Current Allowance for Doubtful Accounts Receivable, Notes and Loans and Other Receivables, Current Class B Reset Rate Cumulative Redeemable Preferred Stock, Series 3 Class B Reset Rate Cumulative Redeemable, Series 3 Class B, Series 3 Preferred Stock [Member] Class B, Series 3 Preferred Stock [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Additional available credit for CHS Capital customers Notes and Loans Receivables, Net, Noncurrent, Remaining Borrowing Capacity of Counterparty Notes and Loans Receivables, Net, Noncurrent, Remaining Borrowing Capacity of Counterparty Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]