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v3.19.3

Subsequent Events (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended | 21 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021 | Jul. 31, 2020 | Nov. 06, 2019 | Mar. 31, 2020 | Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 21, 2018 | Nov. 01, 2019 | Oct. 29, 2019
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Export duties expense |  |  |  |  |  | $ 174 | $ 52 | $ 201 | $ 153 |  |  |  |  |  |
Net (loss) income attributable to common stockholders |  |  |  |  |  | (210) | $ 552 | $ (251) | $ 2,112 |  |  |  |  |  |
PT Freeport Indonesia | Indonesian Tax Authority |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Progressive export duty on copper concentrates, lower threshold, percent |  |  |  |  |  |  |  | 2.50% |  |  |  |  |  |  |
Smelter Development Progress, Lower Threshold, Percent |  |  |  |  |  |  |  | 30.00% |  |  |  |  |  |  |
Progressive export duty on copper concentrates, upper threshold, percent |  |  |  |  |  |  |  | 5.00% |  |  |  |  |  |  |
Smelter Development Progress, Higher Threshold, Percent |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |
PT Freeport Indonesia | Indonesian Tax Authority | Memorandum of Understanding with the Indonesian Government |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Progressive export duty on copper concentrates, lower threshold, percent |  |  |  |  |  |  |  |  |  |  | 5.00% |  |  |  |
Progressive export duty on copper concentrates, upper threshold, percent |  |  |  |  |  |  |  |  |  |  | 7.50% |  |  |  |
Progressive export duty on copper concentrates, change, percent |  |  |  |  |  |  |  |  |  |  |  |  | 2.50% |  |
Export duties expense |  |  |  |  |  |  |  |  |  |  |  |  | $ 155 |  |
Ruling in favor for disputed amounts |  |  |  |  |  |  |  |  |  | $ 29 |  |  |  |  |
PT Freeport Indonesia | Indonesian Tax Authority | Memorandum of Understanding with the Indonesian Government, Indonesia Supreme Court Appeal |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Progressive export duty on copper concentrates, lower threshold, percent |  |  |  |  |  |  |  | 5.00% |  |  |  |  |  |  |
Loss contingency, charge |  |  |  |  |  | 155 |  |  |  |  |  |  |  |  |
Net (loss) income attributable to common stockholders |  |  |  |  |  | $ (76) |  |  |  |  |  |  |  |  |
Impact of charge on earnings per share |  |  |  |  |  | $ (0.05) |  |  |  |  |  |  |  |  |
Disposed of by sale | Timok | Forecast |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  |  |  |  | $ 240 |  |  |  |  |  |  |  |  |  |
Divestiture of businesses, contingent consideration |  |  |  |  | 100 |  |  |  |  |  |  |  |  |  |
Gain on divestiture |  |  |  |  | $ 340 |  |  |  |  |  |  |  |  |  |
Disposed of by sale | Timok, upper zone |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  |  |  |  |  |  |  |  |  |  |  | $ 135 |  |  |
Divestiture of businesses, contingent consideration |  |  |  |  |  |  |  |  |  |  |  | $ 107 |  |  |
Subsequent event | PT Freeport Indonesia | Indonesian Tax Authority | Memorandum of Understanding with the Indonesian Government, Indonesia Supreme Court Appeal |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unfavorable rulings, involving approximately half |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 29
Subsequent event | Disposed of by sale | Timok, upper zone |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Divestiture of businesses, contingent consideration |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 107 |
Subsequent event | Disposed of by sale | Timok, upper zone | Forecast |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestiture, installment payment | $ 12 | $ 50 | $ 45 |  |  |  |  |  |  |  |  |  |  |  |
Subsequent event | Disposed of by sale | Timik, lower zone |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestiture |  |  |  | $ 240 |  |  |  |  |  |  |  |  |  |  |
Divestiture of businesses, deferred payments |  |  |  |  |  |  |  |  |  |  |  |  |  | 150 |
Divestiture of businesses, deferred payments, demand amount per case |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 60 |

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