XML 26 R14.htm IDEA: XBRL DOCUMENT
v3.26.1

Exploration properties | 3 Months Ended
--- | ---
Mar. 31, 2026
Mineral Industries Disclosures [Abstract] |
Exploration properties | 7. Exploration properties:
| Santa Cruz |  | Tintic |  | Alacrán |  | Other |  | Total
Balance at December 31, 2025 | $ | 177,523 |  |  | $ | 30,703 |  |  | $ | 13,607 |  |  | $ | 2,312 |  |  | $ | 224,145 |
Acquisition costs | — |  |  | — |  |  | — |  |  | 1,494 |  |  | 1,494 |
Divestment (Note 12) | — |  |  | — |  |  | (13,607) |  |  | — |  |  | (13,607) |
Balance at March 31, 2026 | $ | 177,523 |  |  | $ | 30,703 |  |  | $ | — |  |  | $ | 3,806 |  |  | $ | 212,032 |

X
- References No definition available. + Details
Name: | us-gaap_MineralIndustriesDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for mineral industries. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 930 -SubTopic 715 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477692/930-715-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 930 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/930/tableOfContent + Details
Name: | us-gaap_MineralIndustriesDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration