Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Revenue, Performance Obligation, description of returns and other similar obligations, unfulfilled minimum contractual right of payment Revenue, Performance Obligation, description of returns and other similar obligations, unfulfilled minimum contractual right of payment Revenue, Performance Obligation, description of returns and other similar obligations, unfulfilled minimum contractual right of payment Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Trading Arrangement: Trading Arrangement [Axis] Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Obligation to purchase ammonia (as a percent) Unrecorded Unconditional Purchase Obligation, Percent Unrecorded Unconditional Purchase Obligation, Percent Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Reported Value Measurement Reported Value Measurement [Member] Subsequent Event Subsequent Event [Member] Document Fiscal Year Focus Document Fiscal Year Focus Adjustment to Compensation, Amount Adjustment to Compensation Amount Financial Instrument [Axis] Financial Instrument [Axis] Waggaman Ammonia Production Facility Waggaman Ammonia Production Facility [Member] Waggaman Ammonia Production Facility Segment Reporting [Abstract] Segment Reporting [Abstract] CF Industries Nitrogen, LLC CF Industries Nitrogen, LLC [Member] CF Industries Nitrogen, LLC [Member] Common stock—$0.01 par value, 500,000,000 shares authorized, 2026—153,883,523 shares issued and 2025—153,552,162 shares issued Common Stock, Value, Issued Cash paid for shares withheld for taxes Payment, Tax Withholding, Share-Based Payment Arrangement Interest expense Interest expense Interest Expense, Operating and Nonoperating Loss on foreign currency transactions Realized Gain (Loss), Foreign Currency Transaction, before Tax Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Cash equivalents: Cash Equivalents, at Carrying Value [Abstract] Letter of Credit Line of Credit [Member] Details of other operating (income) expense-net Schedule of Other Operating Cost and Expense, by Component [Table Text Block] Restatement Determination Date Restatement Determination Date Investment in affiliate Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Other operating (income) expense—net Total other operating (income) expense—net Other Miscellaneous Operating Income (Expense), Net Other Miscellaneous Operating Income (Expense), Net Measurement Frequency [Axis] Measurement Frequency [Axis] Proceeds from sale of Ince facility Proceeds from Divestiture of Businesses Blue Point Number One, LLC Blue Point Number One, LLC [Member] Blue Point Number One, LLC Other Operating Net Disclosure Other Operating Net Disclosure [Text Block] Other Operating Net Disclosure Amendment Flag Amendment Flag Consolidated Entities [Axis] Consolidated Entities [Axis] Current liabilities: Liabilities, Current [Abstract] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Mitsui & Co., Ltd Mitsui & Co., Ltd [Member] Mitsui & Co., Ltd Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Other comprehensive (loss) income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Consolidated Entities [Domain] Consolidated Entities [Domain] Schedule of interest expense Schedule of Interest Expense [Table Text Block] Tabular disclosure of interest related to costs of borrowed funds, including financing agreements. 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 PEO Total Compensation Amount PEO Total Compensation Amount Common Stock, Par or Stated Value Per Share Common Stock, Par or Stated Value Per Share Foreign currency translation adjustment—net of taxes Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Asset Acquisition [Axis] Asset Acquisition [Axis] Intangible assets—net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Share Repurchase Program [Domain] Share Repurchase Program [Domain] Basic (in shares) Weighted-average common shares outstanding Weighted Average Number of Shares Outstanding, Basic Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Total current liabilities Liabilities, Current Customer advances Increase (Decrease) in Deferred Revenue Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Entity Address, City or Town Entity Address, City or Town Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Fee on financing agreements and other Fee on Financing Agreements Amount Amount of fees expensed during the period related to the financing agreements. Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] JERA Co, Inc. and Mitsui & Co., Ltd. JERA Co, Inc. and Mitsui & Co., Ltd. [Member] JERA Co, Inc. and Mitsui & Co., Ltd. Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net earnings attributable to common stockholders Net earnings attributable to common stockholders Net Income (Loss) Available to Common Stockholders, Basic Business Combination, Long Term Supply Commitment Acquired, Committed Annual Amount Business Combination, Long Term Supply Commitment Acquired, Committed Annual Amount Business Combination, Long Term Supply Commitment Acquired, Committed Annual Amount Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Total other comprehensive income Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Granular Urea Urea [Member] Represents urea, a principal product of the entity. Subsequent Event Type [Axis] Subsequent Event Type [Axis] Derivatives—net of taxes 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] Class of Treasury Stock [Table] Class of Treasury Stock [Table] Treasury stock—at cost, 2026—271,944 shares and 2025—0 shares Treasury Stock, Value Land Land [Member] AN Ammonium Nitrate Segment [Member] Ammonium Nitrate Segment [Member] Loss on disposal of property, plant and equipment Gain (Loss) on Disposition of Property Plant Equipment Noncontrolling Interest Noncontrolling Interest [Member] Senior Notes 5.300 Percent Due 2035 Senior Notes 5.300 Percent Due 2035 [Member] Senior Notes 5.300 Percent Due 2035 Noncontrolling Interest Noncontrolling Interest Disclosure [Text Block] Unrealized Gain on Derivatives Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] Carrying amount Long-Term Debt Credit Agreement Senior Credit Agreement [Member] Represents the information pertaining to borrowings under the senior credit agreement. Property, Plant and Equipment-Net Property, Plant, and Equipment [Text Block] Accrued and prepaid income taxes Increase (Decrease) in Income Taxes Payable Document Period End Date Document Period End Date Purchase of emission credits Payments to Acquire Emission Credits Payments to Acquire Emission Credits Changes in 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] CF Industries Subsidiaries [Member] Basic earnings per common share: Earnings Per Share, Basic [Abstract] Stockholders' Equity Equity [Text Block] Security Exchange Name Security Exchange Name Construction in progress expenditures incurred but not yet paid Construction in Progress Expenditures Incurred but Not yet Paid Effective Interest Rate (percent) Debt Instrument, Interest Rate, Effective Percentage Summary of plant turnaround activity Capitalized Plant Turn Around Costs [Table Text Block] Tabular disclosure of expenditures related to plant turnarounds, which are capitalized into property, plant and equipment when incurred. Proceeds from Noncontrolling Interests Proceeds from Noncontrolling Interests Plant Turnaround Costs Plant Turnaround Costs Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Defined Benefit Plans Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Current operating lease liabilities Operating Lease, Liability, Current Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Net Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Net earnings per share attributable to common stockholders: Earnings Per Share [Abstract] 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] Total liabilities Liabilities Trading Symbol Trading Symbol Accumulated Other Comprehensive Loss AOCI Including Portion Attributable to Noncontrolling Interest [Member] Geographical [Domain] Geographical [Domain] Additions to 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] Point Lisas Nitrogen Limited (PLNL) Point Lisas Nitrogen Limited [Member] Represents the company in which an equity investment has been made by an entity and that is accounted for under the operating equity method of investments. Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Income taxes payable Accrued Income Taxes, Current Company Selected Measure Name Company Selected Measure Name Litigation settlement gain Litigation settlement gain Gain (Loss) from Litigation Settlement Distributions to noncontrolling interests Payments of Ordinary Dividends, Noncontrolling Interest Schedule of Investments [Table] Schedule of Investments [Table] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Diluted earnings per common share: Earnings Per Share, Diluted [Abstract] Principal Outstanding Long-Term Debt, Gross Credit Facility [Domain] Credit Facility [Domain] Compensation Amount Outstanding Recovery Compensation Amount Components of property, plant and equipment-net Schedule of Property Plant and Equipment Estimated Salvage Value [Table Text Block] Tabular disclosure of the salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. Individual: Individual [Axis] Diluted (in shares) Diluted weighted-average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Other Other operating cost and expense Other operating cost and expense Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Interest Expense Interest Expense [Text Block] The complete disclosure pertaining to an entity's interest expense. Underlying Security Market Price Change Underlying Security Market Price Change, Percent Deferred income taxes Deferred Income Taxes and Tax Credits Gross margin Gross Profit Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Dilutive common shares—stock options (in shares) Weighted Average Number of Shares Outstanding, Diluted, Adjustment Award Timing Predetermined Award Timing Predetermined [Flag] Treasury Stock Treasury Stock, Common [Member] Outstanding letters of credit Letters of Credit Outstanding, Amount Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Quoted Prices in Active Markets (Level 1) Fair Value, Inputs, Level 1 [Member] Income tax rate reconciliation, percent Effective Income Tax Rate Reconciliation, Percent Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] All Executive Categories All Executive Categories [Member] Senior notes 4.950% due 2043 Senior Notes 4.950 Percent Due 2043 [Member] Represents the 4.950 percent senior notes due on June 1, 2043. A senior note is a bond that takes priority over other debt securities sold by the issuer. In the event the issuer goes bankrupt, senior debt holders receive priority for (must receive) repayment prior to (relative to) junior and unsecured (general) creditors. U.S. and Canadian government obligations US Government Debt Securities [Member] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Preferred Stock, Par or Stated Value Per Share Preferred Stock, Par or Stated Value Per Share Fair value of long-term debt, including current portion Long-Term Debt, Fair Value Asset Acquisition [Domain] Asset Acquisition [Domain] Asset impairment charges Tangible Asset Impairment Charges Nonqualified employee benefit trusts Trust for Benefit of Employees [Member] Operating lease right-of-use assets Operating Lease, Right-of-Use Asset 45Q Tax Credits Refundable Income Tax Credit Refundable Income Tax Credit Europe and Other Europe and Other [Member] Europe and Other [Member] Summary of net earnings per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Noncontrolling interest Noncontrolling Interest [Line Items] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Segment Disclosures Segment Reporting [Text Block] Long-term Line of Credit Long-Term Line of Credit Dividends paid on common stock Payments of Ordinary Dividends, Common Stock Expiration Date Trading Arrangement Expiration Date Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Variable Interest Entity Variable Interest Entity Disclosure [Text Block] 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 Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Total equity Balance Balance Equity, Including Portion Attributable to Noncontrolling Interest 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] Buildings and improvements Building and Building Improvements [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Common Stock, Shares Authorized Common Stock, Shares Authorized Changes to accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss) [Line Items] Summary of segment data for sales, cost of sales and gross margin Reconciliation of Operating Earnings from Segments to Consolidated [Table Text Block] Tabular disclosure of all significant reconciling items in the reconciliation of operating earnings from reportable segments to the entity's consolidated operating earnings. Schedule of carrying amounts and estimated fair values of financial instruments Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Exercise Price Award Exercise Price Recurring basis Fair Value, Recurring [Member] Equity method investments Schedule of Equity Method Investments [Line Items] Segment reporting information Segment Reporting [Line Items] Authorized amount of stock repurchase program Share Repurchase Program, Authorized, Amount Document Quarterly Report Document Quarterly Report 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] Segments [Domain] Segments [Domain] Financing Agreements Debt Disclosure [Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Method Investment Equity Method Investments Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Adoption Date Trading Arrangement Adoption Date Interest rate (as a percent) Debt Instrument, Interest Rate, Stated Percentage Text Block [Abstract] Cash dividends Dividends, Common Stock, Cash Total stockholders’ equity Equity, Attributable to Parent Document and Entity Information Document and Entity Information Distributions payable to noncontrolling interests: Distributions Payable to Minority Interest [Roll forward] Assets Assets [Abstract] Segment data Segment Reporting, Gross, Margin Reconciling Item [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Natural gas, including the impact of realized derivatives Cost, Oil And Gas, Including Impact Of Realized Derivatives Cost, Oil And Gas, Including Impact Of Realized Derivatives Cost Basis Debt Securities, Available-for-Sale, Amortized Cost Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Gain on litigation settlement Litigation Settlement, Gain Insider Trading Policies and Procedures [Line Items] Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Selling, general and administrative expenses Selling, General and Administrative Expense Business Combination [Domain] Business Combination [Domain] Letter of Credit Letter of Credit [Member] Contributions from noncontrolling interests Noncontrolling Interest, Increase from Subsidiary Equity Issuance Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities excluded from computation of EPS (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Goodwill Goodwill [Table Text Block] Entity Central Index Key Entity Central Index Key Less: Accumulated depreciation and amortization Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization All Adjustments to Compensation All Adjustments to Compensation [Member] Segment Reporting, Reconciling Item, Corporate Nonsegment Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Other—net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Business Combination [Axis] Business Combination [Axis] 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 operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Litigation Settlement Gain Legal Matters and Contingencies [Text Block] Stockholders’ equity: Equity, Attributable to Parent [Abstract] Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Ownership [Axis] Counterparty Name [Axis] Ownership [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Schedule of Investments [Line Items] Schedule of Investments [Line Items] Investment, Name [Axis] Investment, Name [Axis] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Interest capitalized Interest Costs Capitalized Adjustment Other Other Products [Member] Represents the information pertaining to all other products of the entity, not separately disclosed. City Area Code City Area Code Swingline loan Swingline loan [Member] Swingline loan Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] All Individuals All Individuals [Member] Name Forgone Recovery, Individual Name Finished goods Inventory, Finished Goods, Net of Reserves Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Statement Statement [Line Items] Total assets Assets Entity [Domain] Entity [Domain] 2025 Share Repurchase Program [Member] 2025 Share Repurchase Program [Member] 2025 Share Repurchase Program Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Raw materials, spare parts and supplies Inventory Raw Materials Spare Parts and Supplies Net of Reserves Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed materials to be used in the manufacturing or production processes, spare parts, and supplies that will be consumed. PEO PEO [Member] Stock repurchased during period (in shares) Stock repurchased and retired during period (in shares) Stock Repurchased and Retired During Period, Shares Measurement Basis [Axis] Measurement Basis [Axis] Other liabilities (amount related to VIE—2026: $1, 2025: $1) Other liabilities Other Liabilities, Noncurrent Goodwill Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Contract with Customer, Liability, Revenue Recognized Contract with Customer, Liability, Revenue Recognized Subsequent Event Type [Domain] Subsequent Event Type [Domain] Noncontrolling Interest Minority Interest [Table Text Block] The tabular disclosure for noncontrolling interest in consolidated subsidiaries which displays a reconciliation of the beginning and the ending balances of noncontrolling interest and distributions payable to noncontrolling interests on the entity's consolidated balance sheet. Retained Earnings Retained Earnings [Member] Operating lease liabilities Operating Lease, Liability, Noncurrent Revolving Credit Facility Revolving Credit Facility [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Ammonia Ammonia [Member] Represents ammonia, a principal product of the entity. Increase (decrease) in equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Award Timing Disclosures [Line Items] Diluted (in dollars per share) Net earnings attributable to common stockholders diluted (in dollars per share) Earnings Per Share, Diluted Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Initial capital contribution Variable Interest Entity, Consideration Transferred Variable Interest Entity, Consideration Transferred Entity Current Reporting Status Entity Current Reporting Status Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Contributions from noncontrolling interests Proceeds from Contributions from Affiliates Ownership [Domain] Counterparty Name [Domain] Ownership [Domain] Adjustments to reconcile net earnings to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] UAN UAN [Member] Represents urea ammonium nitrate solution (UAN), a principal product of the entity. Property, plant and equipment—net (amount related to VIE—2026: $410, 2025: $361) Property, plant and equipment—net Net property, plant and equipment Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Available credit Line of Credit Facility, Remaining Borrowing Capacity Schedule of cash and cash equivalents and other investments reconciliation from adjusted cost to fair value Investment [Table Text Block] Financial Instruments [Domain] Financial Instruments [Domain] Derivative Asset Derivative Asset Inventories Inventory Disclosure [Text Block] Amount of stock repurchased during period Stock Repurchased During Period, Value Balance at the beginning of the period Balance at the end of the period Capitalized Plant Turnaround Costs Represents Capitalized plant turnaround costs. Scheduled inspections, replacements and overhauls of plant machinery and equipment are referred to as plant turnarounds. Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Issuance of $0.01 par value common stock under employee stock plans Stock Issued During Period, Value, Stock Options Exercised Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Underlying Securities Award Underlying Securities Amount Less: Comprehensive income attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Estimate of Fair Value Measurement Estimate of Fair Value Measurement [Member] Revenue Recognition Revenue from Contract with Customer [Text Block] Distribution and storage Cost, Distribution and Storage Cost, Distribution and Storage Depreciation and amortization Cost, Depreciation and Amortization Maximum Annual Granular Urea Tons Eligible for Purchase Maximum Annual Granular Urea Tons Eligible for Purchase Maximum Annual Granular Urea Tons Eligible for Purchase Cash Cash Interest on tax liabilities Interest on Tax Liabilities Represents the interest on tax liabilities that was charged against earnings during the period. Construction in progress Construction in Progress [Member] Inventories Increase (Decrease) in Inventories Declaration of distributions payable Minority Interest Distributions Declared and Payable to Noncontrolling Interest Holders Represents the increase in distributions amount payable to the noncontrolling interest holders from distributions declared. Segment Reporting [Table] Segment Reporting [Table] Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Investing Activities: Cash Provided by (Used in) Investing Activity, Continuing Operation [Abstract] Other current assets (amount related to VIE—2026: $0, 2025: $1) Other Assets, Current JERA Co, Inc. JERA Co, Inc. [Member] JERA Co, Inc. Operating Activities: Cash Provided by (Used in) Operating Activity, Continuing Operation [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating earnings Operating Income (Loss) Amount of remaining performance obligation Revenue, Remaining Performance Obligation, Amount Current Fiscal Year End Date Current Fiscal Year End Date Loss on sale of Ince facility Gain (Loss) on Disposition of Business Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount 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] Dividends declared per common share (in dollars per share) Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Stock-based compensation expense Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Distribution declared to noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Common Stock, Shares, Issued Common Stock, Shares, Issued Measure: Measure [Axis] Equity Method Investment Equity Method Investments and Joint Ventures Disclosure [Text Block] Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Treasury stock (in shares) Treasury Stock, Common, Shares Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Percent Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Percent Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Percent Equity Components [Axis] Equity Components [Axis] Accounts receivable—net Increase (Decrease) in Accounts Receivable Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Changes in plant turnaround activity Capitalized Plant Turnaround Costs [Roll Forward] A roll forward is a reconciliation of a concept from the beginning of the period to the end of the period. Entity Interactive Data Current Entity Interactive Data Current Less: Net earnings attributable to noncontrolling interests Earnings attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Deferred income taxes Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Accounts payable and accrued expenses (amount related to VIE—2026: $36, 2025: $52) Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Entity Small Business Entity Small Business Nonqualified employee benefit trusts Nonqualified Employee Benefit Trusts, Fair Value Disclosure Represents the nonqualified employee benefit trusts measured at fair value. Comprehensive income attributable to common stockholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Unamortized debt discount Debt Instrument, Unamortized Discount Termination Date Trading Arrangement Termination Date Noncontrolling Interest [Table] Noncontrolling Interest [Table] Property, Plant and Equipment-Net Property, Plant, and Equipment [Line Items] Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period CHS Inc. CHS Inc. [Member] CHS Inc. [Member] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Defined benefit plans—net of taxes Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other current liabilities Other Liabilities, Current Other assets (amount related to VIE—2026: $3, 2025: $1) Other Assets, Noncurrent Financing Activities: Cash Provided by (Used in) Financing Activity, Continuing Operation [Abstract] Document Type Document Type Beginning balance Ending balance Distributions Payable to Minority Interest Declared but unpaid dividends or other distributions to noncontrolling interest holders. Assets and liabilities measured at fair value on a recurring basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value as of Grant Date Award Grant Date Fair Value Depreciation and amortization Segment Reporting, Other Segment Item, Depreciation and Amortization Segment Reporting, Other Segment Item, Depreciation and Amortization Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Arrangement Duration Trading Arrangement Duration Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Income tax rate increase/(decrease) during period due to noncontrolling interest Effective Income Tax Rate Reconciliation, period increase/(decrease) due to noncontrolling interest Effective Income Tax Rate Reconciliation, period increase/(decrease) due to noncontrolling interest Supply contract liability Contract with Customer, Liability, Noncurrent Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Earnings before income taxes Earnings before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Net sales Revenues Gross property plant and equipment Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] 2030 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Four Undistributed earnings of affiliate—net of taxes Income (Loss) from Equity Method Investments Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Noncontrolling interest Equity, Attributable to Noncontrolling Interest [Roll Forward] Machinery and equipment Machinery and Equipment [Member] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Liabilities and Equity Liabilities and Equity [Abstract] Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Schedule of assets and liabilities measured at fair value on a recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Inventories Total inventories Inventory, Net All Award Types Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Fair Value Measurements Fair Value Disclosures [Text Block] Variable Interest Entity [Table] Variable Interest Entity [Table] Fair Value, Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] 2027 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Percentage of ownership interest held by outside investors Subsidiary, Ownership Percentage, Noncontrolling Owner PEO Name PEO Name Geographical [Axis] Geographical [Axis] Other segment items Segment Reporting, Other Segment Item, Amount Property, Plant and Equipment, Type [Axis] Long-Lived Asset, Class [Axis] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Equity in earnings of operating affiliate Equity in Earnings of Operating Affiliates This item represents the entity's proportionate share for the period of the net income (loss) of its operating investees (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. Such amount typically reflects adjustments similar to those made in preparing consolidated statements, including adjustments to eliminate intercompany gains and losses, and to amortize, if appropriate, any difference between cost and underlying equity in net assets of the investees at the date of investment. Legal Entity [Axis] Legal Entity [Axis] Interest on borrowings Interest Expense, Debt Unrealized net mark-to-market (gain) loss on natural gas derivatives Costs , Unrealized Gain (Loss) On Mark to Mark Adjustments Costs , Unrealized Gain (Loss) On Mark to Mark Adjustments Purchases of treasury stock Treasury Stock, Value, Acquired, Cost Method Cash and cash equivalents (amount related to variable interest entity (VIE)— 2026: $254, 2025: $130) Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation 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] 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] Background and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Ownership interest (as a percent) Equity Method Investment, Ownership Percentage Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense Interest Expense [Abstract] Interest Expense, Operating and Nonoperating [Abstract] 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Components of long-term debt Schedule of Debt [Table Text Block] Loss on disposal of property, plant and equipment Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Investment, Name [Domain] Investment, Name [Domain] Schedule of inventories Schedule of Inventory, Current [Table Text Block] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Basic (in dollars per share) Net earnings attributable to common stockholders (in dollars per share) Earnings Per Share, Basic Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Customer advances Deferred Revenue Initial proceeds from insurance Proceeds from Insurance Settlement, Operating Activities Purchases of treasury stock Payments for Repurchase of Common Stock Total current assets Assets, Current Insider Trading Arrangements [Line Items] Long-term debt Long-Term Debt, Excluding Current Maturities Cost of sales Cost of Revenue Award Type Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts receivable—net Accounts Receivable, after Allowance for Credit Loss, Current Class of Treasury Stock Class of Treasury Stock [Table Text Block] Retained earnings Retained Earnings (Accumulated Deficit) 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] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] $0.01 Par Value Common Stock Common Stock [Member] Fair Value Debt Securities, Available-for-Sale Supply Agreements Supply Agreements [Member] Supply Agreements Fair Value Measurement [Domain] Fair Value Measurement [Domain] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Noncontrolling Interest [Abstract] Noncontrolling Interest [Abstract] 2022 Share Repurchase Program 2022 Share Repurchase Program [Member] 2022 Share Repurchase Program Effect of exchange rate changes Goodwill, Foreign Currency Translation, Gain (Loss) Equity Awards Adjustments Equity Awards Adjustments [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Total liabilities and equity Liabilities and Equity Interest income Interest Income, Other Employee Stock Option Share-Based Payment Arrangement, Option [Member] Unrealized net (gain) loss on natural gas derivatives Unrealized Gain (Loss) on Derivatives Fair Value, Adjustment The net change in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date. Noncontrolling interests Beginning balance Ending balance Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] U.K. operations restructuring Restructuring Charges Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Paid-in capital Additional Paid in Capital Distributions to noncontrolling interest Minority Interest Distributions to Noncontrolling Interest Holders Represents the distributions amount payable by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. Other non-operating expense (income)—net Other Nonoperating Income (Expense) Other debt securities Other Debt Obligations [Member] 2031 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Five Supply Contracts Supply Contracts [Member] Supply Contracts Total Stockholders’ Equity Parent [Member] 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three Maximum Annual UAN Tons Eligible for Purchase Maximum Annual UAN Tons Eligible for Purchase Maximum Annual UAN Tons Eligible for Purchase Remainder of 2026 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year Total other operating (income) expense—net Other operating (income) expense—net Other Operating Income (Expense), Net Name Awards Close in Time to MNPI Disclosures, Individual Name Equity: 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] Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization [Abstract] Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization [Abstract] Property, Plant and Equipment, Type [Domain] Long-Lived Asset, Class [Domain] Preferred Stock, Shares Authorized Preferred Stock, Shares Authorized Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Senior notes 5.150% due 2034 Senior Notes 5.150 Percent Due 2034 [Member] Senior Notes 5.150 Percent Due 2034 [Member] Preferred stock—$0.01 par value, 50,000,000 shares authorized Preferred Stock, Value, Issued Adjustment to Compensation: Adjustment to Compensation [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Axis] 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] Prepaid income taxes Prepaid Taxes Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Acquisition of treasury stock under employee stock plans Acquisition of Treasury Stock under Employee Stock Plans Cost of common stock repurchased during the period pertaining to employee stock plans. Recorded using the cost method. Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Other Other Operating Segment [Member] Financing agreements Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Paid-In Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Business Combination, Recognized Liability Assumed, Contingent Liability Business Combination, Recognized Liability Assumed, Contingent Liability Name Trading Arrangement, Individual Name Blue Point joint venture development costs Joint Venture, Portion Of Development Costs Joint Venture, Portion Of Development Costs Senior notes 5.375% due 2044 Senior Notes 5.375 Percent Due 2044 [Member] Senior Notes 5.375 Percent Due 2044 [Member] Retirement of treasury stock Treasury Stock, Retired, Cost Method, Amount Company Selected Measure Amount Company Selected Measure Amount Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Additions Capitalized Plant Turnaround Additions Additions made to the plant turnaround costs during the period related to inspections, replacements and overhauls of plant machinery and equipment. Effect of exchange rate changes and other Capitalized Plant Turnaround Cost Changes in Exchange Rate Effect Represents the effects of foreign currency exchange rate changes occurring during the year. Net earnings Net earnings Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Depreciation Capitalized Plant Turnaround Depreciation The amount of expense recognized during the period that reflects the allocation of the cost of plant turnaround over the assets' useful lives. Current assets: Assets, Current [Abstract] Insurance recoveries Insurance recoveries Insurance Recoveries Schedule of Debt Instruments [Table] Schedule of Debt Instruments [Table] A table or schedule providing information pertaining to long-term and short-term debt instruments or arrangements. Derivative Liability Derivative Liability Non-PEO NEO Non-PEO NEO [Member] Senior Notes Senior Notes [Member] Entity Address, Address Line One Entity Address, Address Line One North America North America [Member] Line of Credit Facility, Fair Value of Amount Outstanding Line of Credit Facility, Fair Value of Amount Outstanding Income tax provision Income Tax Expense (Benefit) Award Timing Method Award Timing Method [Text Block] Increase (decrease) in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Number of reportable segments disclosed by definition flag Number Of Reportable Segments Disclosed By Definition Flag Number Of Reportable Segments Disclosed By Definition Flag Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Cash equivalents Cash Equivalents, at Fair Value Cash Equivalents, at Fair Value New Accounting Standards Accounting Standards Update and Change in Accounting Principle [Text Block] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Freight Costs, Shipping Costs, Shipping Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Total deferred debt issuance costs Unamortized Debt Issuance Expense Purchases of ammonia from PLNL Unrecorded Unconditional Purchase Obligation, Purchases Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Proceeds from sale of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Proceeds from issuances of common stock under employee stock plans Proceeds from Stock Options Exercised Schedule of changes to AOCI Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Transfer pricing assets noncurrent Transfer pricing assets noncurrent Transfer pricing assets noncurrent Debt Instruments Debt Instruments [Abstract] Treasury Stock, Shares, Retired Treasury Stock, Shares, Retired Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]