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v3.21.2

Business Segments (Product Revenue) (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) segment | Sep. 30, 2020 USD ($)
Revenue from External Customer [Line Items] |  |  |  |
Treatment And Refining Charges Included In Copper Concentrates Revenues | $ (126) | $ (95) | $ (324) | $ (250)
Royalty Expense | (97) | (56) | (242) | (102)
Export duties expense | (72) | (23) | (145) | (43)
Revenue from Contract with Customer, Excluding Assessed Tax | 6,194 | 3,742 | 16,480 | 9,646
Revenues | 6,083 | 3,851 | $ 16,681 | 9,703
Number of Operating Segments | segment |  |  | 4 |
Deferred Intercompany Profit, Percentage |  |  | 39.50% |
Sales [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Matured derivative financial instruments | (111) | 109 | $ 201 | 57
Copper In Concentrates [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 2,531 | 1,185 | 6,316 | 2,783
Copper Cathode [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 1,463 | 1,085 | 4,232 | 3,046
Refined Copper Products [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 1,048 | 634 | 2,565 | 1,479
Purchased Copper [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 124 | 167 | 652 | 568
Gold |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 741 | 497 | 1,856 | 1,108
Molybdenum |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | 372 | 189 | 904 | 626
Other Products Or Services [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax | $ 210 | $ 159 | $ 666 | $ 431

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