Financing Agreements (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021	Sep. 10, 2021
Debt Instruments
Principal	$ 3,000.0	$ 3,500.0
Carrying amount	2,965.0	3,465.0
Long-term debt	2,965.0	3,465.0
CF Industries
Debt Instruments
Unamortized debt discount	7.0	8.0
Total deferred debt issuance costs	$ 28.0	$ 27.0
CF Industries \| Senior Notes \| Senior notes 3.450% due 2023
Financing agreements
Interest rate (as a percent)	3.45%	3.45%
Debt Instruments
Effective Interest Rate (percent)	3.665%	3.665%
Principal	$ 0.0	$ 500.0	$ 750.0
Carrying amount	$ 0.0	$ 499.0
CF Industries \| Senior Notes \| Senior notes 5.150% due 2034
Financing agreements
Interest rate (as a percent)	5.15%	5.15%
Debt Instruments
Effective Interest Rate (percent)	5.293%	5.293%
Principal	$ 750.0	$ 750.0
Carrying amount	$ 741.0	$ 741.0
CF Industries \| Senior Notes \| Senior notes 4.950% due 2043
Financing agreements
Interest rate (as a percent)	4.95%	4.95%
Debt Instruments
Effective Interest Rate (percent)	5.04%	5.04%
Principal	$ 750.0	$ 750.0
Carrying amount	$ 742.0	$ 742.0
CF Industries \| Senior Notes \| Senior notes 5.375% due 2044
Financing agreements
Interest rate (as a percent)	5.375%	5.375%
Debt Instruments
Effective Interest Rate (percent)	5.478%	5.478%
Principal	$ 750.0	$ 750.0
Carrying amount	$ 740.0	$ 741.0
CF Industries \| Senior Notes \| Senior Notes 4.500% Due 2026
Financing agreements
Interest rate (as a percent)	4.50%	4.50%
Debt Instruments
Effective Interest Rate (percent)	4.783%	4.783%
Principal	$ 750.0	$ 750.0
Carrying amount	$ 742.0	$ 742.0

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

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Contractual interest rate for funds borrowed, under the debt agreement.

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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.

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Amount, after accumulated amortization, of debt discount.

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

No definition available.

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