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v3.25.4

Derivative Financial Instruments (Details) - MMBTU MMBTU in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |
Open derivative contracts for natural gas (in MMBtus) | 13.5 | 16.0
Percentage of natural gas consumption covered by derivatives | 2.00% |

X
- Definition Aggregate notional amount of price risk derivatives not designated as a hedging instrument with notional amounts expressed in nonmonetary units. + References No definition available. + Details
Name: | cf_NotionalNonmonetaryAmountofPriceRiskDerivativeInstrumentsNotDesignatedasHedgingInstruments
Namespace Prefix: | cf_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of an entity's commodity consumptions that is covered by a derivative. + References No definition available. + Details
Name: | cf_PercentageOfConsumptionHedgedByDerivatives
Namespace Prefix: | cf_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration