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v3.20.2

Business Segments (Product Revenue) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Revenue from External Customer [Line Items] |  |  |  |
Treatment And Refining Charges Included In Copper Concentrates Revenues | $ (95) | $ (87) | $ (250) | $ (292)
Royalty Expense | (56) | (24) | (102) | (73)
Export duties expense | (23) | (174) | (43) | (201)
Revenue from Contract with Customer, Excluding Assessed Tax | 3,742 | 3,204 | 9,646 | 10,531
Revenues | 3,851 | 3,153 | 9,703 | 10,491
PT Freeport Indonesia Export Duty Dispute [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Export duties expense |  |  |  | (166)
Sales [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Matured derivative financial instruments | 109 | (51) | 57 | (40)
Copper In Concentrates [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 1,185 | 952 | 2,783 | 3,251
Copper Cathode [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 1,085 | 878 | 3,046 | 2,696
Refined Copper Products [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 634 | 537 | 1,479 | 1,560
Purchased Copper [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 167 | 210 | 568 | 872
Gold |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 497 | 415 | 1,108 | 1,111
Molybdenum |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 189 | 295 | 626 | 910
Other Products Or Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | $ 159 | $ 202 | $ 431 | $ 697

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