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RECLAMATION LIABILITIES - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Çöpler
Segment Reporting Information [Line Items]
Reclamation adjustments, changes in estimates	$ 2.3	$ 3.8
Seabee
Segment Reporting Information [Line Items]
Reclamation adjustments, changes in estimates	1.4	12.5
Puna
Segment Reporting Information [Line Items]
Reclamation adjustments, changes in estimates	1.4	12.9
Marigold
Segment Reporting Information [Line Items]
Reclamation adjustments, changes in estimates	$ (1.1)	$ 3.6

X

- Definition

Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(4)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481850/410-20-50-1

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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