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ASSET RETIREMENT AND ENVIRONMENTAL OBLIGATIONS - Additional Information (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Unusual Risk or Uncertainty [Line Items] |  |  |
Revision of estimate | $ 13,100 | $ 13,114 | $ 9,779
Decrease in property, plant and equipment |  | 10,400 | 8,700
Decrease in depreciation expense |  | 2,700 | 1,100
Asset retirement obligation, current |  | 200 | 100
Estimated undiscounted cash flows, to satisfy obligation |  | $ 50,400 | 167,300
Remediation term |  | 25 years |
Discount rate |  | 2.93% |
Environmental obligations, undiscounted cost |  | $ 27,175 | 27,700
Environmental obligations, current |  | $ 500 | $ 500
Environmental Loss Contingency, Current, Statement of Financial Position [Extensible Enumeration] |  | Other current liabilities | Other current liabilities
Closure and reclamation obligations, financial assurances |  | $ 43,500 | $ 39,000
Machinery and equipment |  |  |
Unusual Risk or Uncertainty [Line Items] |  |  |
Decrease in property, plant and equipment |  |  | $ 2,400
Minimum |  |  |
Unusual Risk or Uncertainty [Line Items] |  |  |
Asset retirement obligations, credit-adjusted risk free rate |  | 6.50% |
Maximum |  |  |
Unusual Risk or Uncertainty [Line Items] |  |  |
Asset retirement obligations, credit-adjusted risk free rate |  | 12.00% |

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- Definition Rate applied to the undiscounted amount of environmental loss contingencies to arrive at the present value recorded as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.Y.Q1) -URI https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 + Details
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