PROPERTY, PLANT AND EQUIPMENT (Book Value of Land and Mineral Rights Disclosure) (Details) - USD ($) $ in Millions |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Mineral rights: | Ìý | Ìý |
| Cost | $ 780 | $ 773 |
| Depletion | (187) | (142) |
| Net mineral rights | 593 | 631 |
| Land rights | $ 406 | $ 361 |
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- Definition Amount before accumulated depletion of real estate held for productive use, excluding land held for sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The accumulated decrease in the carrying value of the mineral properties as a result of mine or mineral production. No definition available.
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- Definition Carrying amount at the balance sheet date of mineral properties, gross of adjustments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Mineral properties, net of adjustments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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