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GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES - Intangibles (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
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Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | $ 269 | $ 269
Finite-Lived Intangible Assets, Accumulated Amortization | (68) | (55)
Finite-Lived Intangible Assets, Net | 201 | 214
Finite-Lived Intangible Liability, Gross | (71) | (71)
Finite-Lived Intangible Liability, Accumulated Amortization | 24 | 19
Finite-Lived Intangible Liability, Net | (47) | (52)
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 90 | 90
Finite-Lived Intangible Assets, Accumulated Amortization | (18) | (13)
Finite-Lived Intangible Assets, Net | 72 | 77
Developed technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 60 | 60
Finite-Lived Intangible Assets, Accumulated Amortization | (14) | (10)
Finite-Lived Intangible Assets, Net | 46 | 50
Trade names and trademarks |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 18 | 18
Finite-Lived Intangible Assets, Accumulated Amortization | (5) | (4)
Finite-Lived Intangible Assets, Net | 13 | 14
Mining permits |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 72 | 72
Finite-Lived Intangible Assets, Accumulated Amortization | (28) | (27)
Finite-Lived Intangible Assets, Net | 44 | 45
Supplier relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 29 | 29
Finite-Lived Intangible Assets, Accumulated Amortization | (3) | (1)
Finite-Lived Intangible Assets, Net | $ 26 | $ 28

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
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