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v3.20.4

Impairment Testing (After Tax Discount Rate) (Details) | 12 Months Ended
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Dec. 31, 2020
Industrial Products [Member] |
Discount Rates After Tax [Line Items] |
Breakeven nominal after-tax discount rate | 16.35%
Potash [Member] |
Discount Rates After Tax [Line Items] |
Breakeven nominal after-tax discount rate | 12.70%
Phosphate Solutions [Member] |
Discount Rates After Tax [Line Items] |
Breakeven nominal after-tax discount rate | 10.60%
Innovative Ag Solutions [Member] |
Discount Rates After Tax [Line Items] |
Breakeven nominal after-tax discount rate | 10.40%

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