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SUPPLEMENTAL CASH FLOW INFORMATION - Operating Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Decrease (increase) in operating assets:
Trade and other receivables	$ (42,166)	$ (11,704)	$ (38,138)
Inventories	(33,341)	(108,183)	(20,848)
Other operating assets	(19,528)	(6,121)	(1,516)
Increase (decrease) in operating liabilities:
Accounts payable	(41,873)	40,815	(6,882)
Accrued liabilities and other	4,034	(48,614)	38,761
Reclamation liabilities	(1,466)	(1,221)	(243)
Other operating liabilities	193	(12,242)	(429)
Net change in operating assets and liabilities	$ (134,147)	$ (147,270)	$ (29,295)

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The increase (decrease) during the reporting period in the amount due from customers for the credit sale of goods and services; includes accounts receivable and other types of receivables.

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The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

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