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Note 2 - Basis of Preparation - Subsidiaries (Details)	5 Months Ended	12 Months Ended
	Apr. 24, 2023	Nov. 30, 2023
1818403 Alberta Ltd. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
507140 N.W.T. Ltd. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Bellhaven Copper and Gold Inc. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Bellhaven Exploraciones Inc. Sucursal Colombia [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Blue Rock Mining S.A.C. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Brasil Desenvolvimentos Minerais Ltda. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Brazilian Gold Corporation [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Brazilian Resources Mineração Ltda. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
BRI Mineração Ltda. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
GoldMining Exploraciones S.A.S. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
GMI Idaho Corp. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Mineração Regent Brasil Ltda. [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
Sunward Resources Sucursal Colombia [member]
Statement Line Items [Line Items]
Ownership Percentage		100.00%
U.S. GoldMining Inc. [member]
Statement Line Items [Line Items]
Ownership Percentage	79.70%	80.00%

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- Definition

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 17
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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