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Goodwill - Summary of key assumptions used for assessing the recoverable amount of goodwill (Details) - Goodwill - Integra Gold Corporation - $ / oz	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Bottom of range
Disclosure of reconciliation of changes in goodwill [line items]
Gold price ($/oz)	1,800	1,850
Discount rate	5.00%	5.00%
Top of range
Disclosure of reconciliation of changes in goodwill [line items]
Gold price ($/oz)	1,550	1,550
Discount rate	6.00%	6.00%

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The discount rate used in the current measurement of fair value less costs of disposal.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-IssueDate 2021-01-01
-Paragraph 130
-Subparagraph f
-Clause iii
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