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Income Taxes Deferred Tax (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Deferred Tax Liabilities, Gross [Abstract]        
Depreciation and amortization $ 614.5 $ 490.2    
Depletion 573.4 623.6    
Partnership tax basis differences 80.6 69.7    
Undistributed earnings of non-U.S. subsidiaries 84.4 29.3    
Other liabilities 78.6 97.0    
Total deferred tax liabilities 1,431.5 1,309.8    
Deferred Tax Assets, Gross [Abstract]        
Capital loss carryforwards 15.0 14.9    
Foreign tax credit carryforwards 1,431.8 1,266.2    
Net operating loss carryforwards 450.6 514.4    
Pension plans and other benefits 13.9 17.8    
Asset retirement obligations 547.4 452.1    
Disallowed interest expense under 163(j) 20.3 11.5    
Other assets 497.3 468.6    
Subtotal 2,976.3 2,745.5    
Net of valuation allowance        
Valuation allowance 1,529.3 1,421.9 $ 909.9 $ 774.7
Deferred Tax Assets, Net of Valuation Allowance 1,447.0 1,323.6    
Deferred Tax Liabilities and Assets [Line Items]        
Deferred Tax Assets, Net, Total 15.5 13.8    
Anticipatory Foreign Tax Credit Carryforward        
Net of valuation allowance        
Valuation allowance 199.6 220.5    
Deferred Tax Liabilities and Assets [Line Items]        
Deferred Tax Assets Foreign Tax Credits Netted Against Related Deferred Tax Liabilities $ 199.6 $ 220.5