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v3.24.3

General Information - Additional Information (Details) - USD ($) $ in Thousands, shares in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2024 | Mar. 31, 2024 | Jun. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 01, 2024 | Aug. 31, 2024 | Jun. 29, 2024 | Dec. 31, 2023 | Jan. 01, 2023 | Dec. 31, 2022
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of additional ownership interest in Cerro Verde |  | $ (215,000) |  |  | $ (215,000) |  |  |  |  |  |  |
Deferred income taxes |  |  |  |  | 36,000 | $ 130,000 |  |  |  |  |  |
Portion of Gold Sales Attributable to Parent |  |  |  | $ 190 |  |  |  |  |  |  |  |
Noncontrolling Interests |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of additional ownership interest in Cerro Verde | $ (90,000) | $ (90,000) |  |  |  |  |  |  |  |  |  |
Total Stockholder's Equity |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of additional ownership interest in Cerro Verde | $ (125,000) |  |  |  | $ (125,000) |  |  |  |  |  |  |
Cerro Verde |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Shares purchased (in shares) | 5.3 |  |  |  |  |  |  |  |  |  |  |
Value of shares purchased | $ 210,000 |  |  |  |  |  |  |  |  |  |  |
Investment owned, percent |  |  |  |  |  |  | 55.08% | 53.56% |  |  |  |
Deferred income taxes | 5,000 |  |  |  |  |  |  |  |  |  |  |
Cerro Verde | Noncontrolling Interests |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of additional ownership interest in Cerro Verde | (90,000) |  |  |  |  |  |  |  |  |  |  |
Cerro Verde | Total Stockholder's Equity |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of additional ownership interest in Cerro Verde | $ (125,000) |  |  |  |  |  |  |  |  |  |  |
PT Freeport Indonesia |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Income Tax Credits |  |  | $ 215,000 |  |  |  |  |  |  |  |  |
PT Freeport Indonesia | PT Smelting |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity method investment, percentage ownership |  |  |  | 66.00% |  |  |  |  | 39.50% |  |  |
PT Freeport Indonesia |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Increase In Equity Method Investment |  |  |  | $ 254,000 |  |  |  |  |  |  |  |
Noncontrolling interest, ownership percentage by parent |  |  |  |  |  |  |  |  |  | 81.00% |  | 81.00%
FCX |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling interest, ownership percentage by parent |  |  |  |  |  |  |  |  |  |  | 48.76% |
PT Mineral Industri Indonesia |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling interest, ownership percentage by parent |  |  |  |  |  |  |  |  |  |  | 26.24% |
PT Indonesia Papua Metal Dan Mineral |  |  |  |  |  |  |  |  |  |  |  |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling interest, ownership percentage by parent |  |  |  |  |  |  |  |  |  |  | 25.00% |

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