v3.25.3

Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
Income Taxes (Details) - USD ($) $ in Millions	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2022
Income Tax Examination [Line Items]
Income tax provision	$ 105	$ 59	$ 334	$ 244
Earnings before income taxes	$ 565	$ 400	$ 1,637	$ 1,329
Income tax rate reconciliation, percent	18.60%	14.80%	20.40%	18.40%
Less: Net earnings attributable to noncontrolling interests	$ 107	$ 65	$ 252	$ 195
Effect of ongoing tax audits on income tax expense			$ 21
Income tax rate increase/(decrease) during period due to noncontrolling interest	4.30%	2.90%	3.70%	3.10%
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent			1.30%
Effective Income Tax Rate Reconciliation, Tax Settlement, Domestic, Amount		$ 9
Income Tax Examination, Interest Refund		3
Tax Adjustments, Settlements, and Unusual Provisions		37
Tax Years 2006-2011 \| Canada Revenue Agency and Alberta Tax and Revenue Administration \| Foreign Tax Jurisdiction
Income Tax Examination [Line Items]
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority		40		$ 40
Proceeds from Income Tax Refund, Foreign		37
Income Tax Examination, Interest Refund		$ 3
Tax Years 2006-2011 \| Canada Revenue Agency \| Foreign Tax Jurisdiction
Income Tax Examination [Line Items]
Income Tax Examination, Interest Expense					$ 124
Tax Years 2006-2011 \| Alberta Tax and Revenue Administration \| Foreign Tax Jurisdiction
Income Tax Examination [Line Items]
Income Tax Examination, Interest Expense					$ 100

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CF Industries Holdings, Inc. 10-Q