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v3.20.2

Debt and Equity (Details) $ / shares in Units, shares in Millions |  |  |  | 3 Months Ended | 6 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 06, 2023 | Jul. 27, 2020 USD ($) | Mar. 04, 2020 USD ($) | Mar. 31, 2022 | Sep. 30, 2021 | Sep. 30, 2020 USD ($) $ / shares shares | Sep. 30, 2019 USD ($) $ / shares shares | Dec. 31, 2021 | Sep. 30, 2020 USD ($) $ / shares shares | Sep. 30, 2019 USD ($) $ / shares shares | Apr. 03, 2020 | Dec. 31, 2019 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Dilutive Securities Excluded from Computation of EPS Amount | shares |  |  |  |  |  | 28 | 43 |  | 35 | 42 |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Current portion of debt |  |  |  |  |  | $ (47,000,000) |  |  | $ (47,000,000) |  |  |
Long-term Debt, Current Maturities |  |  |  |  |  | 47,000,000 |  |  | 47,000,000 |  |  | $ 5,000,000
Long-term debt, less current portion |  |  |  |  |  | 9,983,000,000 |  |  | 9,983,000,000 |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |  | 9,826,000,000
Long-term Debt and Lease Obligation, Including Current Maturities |  |  |  |  |  | 10,030,000,000 |  |  | 10,030,000,000 |  |  |
Proceeds from Debt, Net of Issuance Costs |  | $ 1,485,000,000 |  |  |  |  |  |  |  |  |  |
Debt Instrument, Repurchase Amount |  | $ 1,400,000,000 |  |  |  |  |  |  |  |  |  |
Proceeds from repayment of debt |  |  | $ 1,285,000,000 |  |  |  |  |  |  |  |  |
Net loss on early extinguishment of debt |  |  |  |  |  | 59,000,000 | $ 21,000,000 |  | 100,000,000 | $ 27,000,000 |  |
Interest costs |  |  |  |  |  | $ 160,000,000 | $ 163,000,000 |  | $ 490,000,000 | $ 508,000,000 |  |
Dividends declared per share of common stock (in dollars per share) | $ / shares |  |  |  |  |  | $ 0 | $ 0.05 |  | $ 0 | $ 0.15 |  |
COVID Response, Dividend Suspended, Price Per Share | $ / shares |  |  |  |  |  |  |  |  | $ 0.05 |  |  |
Long-term debt, less current portion |  |  |  |  |  | $ 9,983,000,000 |  |  | $ 9,983,000,000 |  |  | 9,821,000,000
Senior Notes due 2028, 4.125% [Member] [Domain] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt |  |  | $ 700,000,000 |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 4.125% |  |  |  |  |  |  |  |  |
Senior Notes due 2030, 4.25% [Member] [Domain] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt |  |  | $ 600,000,000 |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 4.25% |  |  |  |  |  |  |  |  |
Senior Notes due 2021, 4.00% |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 4.00% |  |  |  |  |  |  |  | 4.00% |
3.55% Senior Notes Due 2022 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Stated interest rate |  | 3.55% | 3.55% |  |  |  |  |  |  |  |  |
Senior Notes Due 2023, 3.875% [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Stated interest rate |  | 3.875% |  |  |  |  |  |  |  |  |  |
Senior Notes due 2024 4 point 55 percent [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Stated interest rate |  | 4.55% |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  | 3,500,000,000 |  |  | 3,500,000,000 |  |  |
Debt Instrument, Covenant, Minimum Liquidity Required |  |  |  |  |  |  |  |  | 1,000,000,000 |  |  |
Property, Plant and Equipment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Interest costs capitalized |  |  |  |  |  | 40,000,000 |  |  | 128,000,000 | $ 107,000,000 |  |
Line of Credit [Member] | Cerro Verde [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |  | 826,000,000
Long-term Debt and Lease Obligation, Including Current Maturities |  |  |  |  |  | 827,000,000 |  |  | 827,000,000 |  |  |
Line of Credit [Member] | Letter of Credit [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Letter of credit |  |  |  |  |  | 13,000,000 |  |  | 13,000,000 |  |  |
Revolving credit facility, availability |  |  |  |  |  | 1,500,000,000 |  |  | 1,500,000,000 |  |  |
Line of Credit [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  | 0 |  |  | 0 |  |  |
Revolving credit facility, availability |  |  |  |  |  | 3,500,000,000 |  |  | 3,500,000,000 |  |  |
Line of Credit [Member] | Revolving Credit Facility [Member] | Maturing 2024 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Revolving credit facility, availability |  |  |  |  |  | 3,280,000,000 |  |  | 3,280,000,000 |  |  |
Line of Credit [Member] | Revolving Credit Facility [Member] | Maturing 2023 [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Revolving credit facility, availability |  |  |  |  |  | 220,000,000 |  |  | 220,000,000 |  |  |
Senior Notes [Member] | Notes Due 2028, 4.375% [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt, principal |  | $ 650,000,000 |  |  |  |  |  |  |  |  |  |
Stated interest rate |  | 4.375% |  |  |  |  |  |  |  |  |  |
Senior Notes [Member] | Notes Due 2030, 4.625% [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt, principal |  | $ 850,000,000 |  |  |  |  |  |  |  |  |  |
Stated interest rate |  | 4.625% |  |  |  |  |  |  |  |  |  |
Senior Notes [Member] | FCX [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Long-term Debt and Lease Obligation, Including Current Maturities |  |  |  |  |  | 8,780,000,000 |  |  | 8,780,000,000 |  |  | 8,602,000,000
Debentures [Member] | Freeport McMoRan Corporation [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Long-term Debt and Lease Obligation, Including Current Maturities |  |  |  |  |  | 356,000,000 |  |  | 356,000,000 |  |  | 357,000,000
Other Debt, Including Capital Leases and Short Term Borrowings [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |  | $ 41,000,000
Long-term Debt and Lease Obligation, Including Current Maturities |  |  |  |  |  | $ 67,000,000 |  |  | $ 67,000,000 |  |  |
Forecast |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant Compliance, Leverage Ratio | 3.75 |  |  |  |  |  |  | 5.25 |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, Interest Coverage Ratio, Minimum | 2.25 |  |  |  |  |  |  | 2.00 |  |  |  |
Forecast | Revolving Credit Facility [Member] | Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant Compliance, Leverage Ratio |  |  |  | 3.75 | 5.25 |  |  |  |  |  |  |
Total Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, Interest Coverage Ratio, Minimum | 2.75 |  |  | 2.00 |  |  |  |  |  |  |  |

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