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Income Taxes Income Tax Valuation Allowance (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Valuation Allowance [Line Items]      
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 135.2 $ 91.7 $ (774.1)
Deferred Tax Assets, Valuation Allowance, Net 909.9 774.7 683.0
Tax Credit Carryforward, Valuation Allowance 83.6 111.2  
Operating Loss Carryforwards, Valuation Allowance     24.1
PERU      
Valuation Allowance [Line Items]      
Operating Loss Carryforwards, Valuation Allowance     0.9
Foreign Tax Authority      
Valuation Allowance [Line Items]      
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 7.0 3.4 32.2
Valuation Allowance, Deferred Tax Asset, Explanation of Change 46.8 million    
United States      
Valuation Allowance [Line Items]      
Operating Loss Carryforwards, Valuation Allowance $ 1.5 2.4 3.5
Vale Fertilizantes S.A.      
Valuation Allowance [Line Items]      
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 13.2 $ 13.9 $ 763.5