XML 113 R37.htm IDEA: XBRL DOCUMENT
v3.25.1

Note 6 - Sale of Homestake Resources (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Statement Line Items [Line Items] |
Disclosure of reconciliation for the disposition of subsidiary [text block] |
|  | Total |
Net assets derecognized: |  |  |  |
Mineral interests |  | $ | 16,460 |
Reclamation bond |  |  | 68 |
|  | $ | 16,528 |
Net proceeds: |  |  |  |
Cash |  | $ | 5,000 |
Working capital adjustment |  |  | 68 |
76,504,590 common shares of Dolly Varden |  |  | 60,439 |
Transaction costs |  |  | (589 | )
|  | $ | 64,918 |
Net gain on disposition |  | $ | 48,390 |

X
- Definition The entire disclosure for the disposition of subsidiary. + References No definition available. + Details
Name: | fury_DisclosureOfReconciliationForTheDispositionOfSubsidiaryTextBlock
Namespace Prefix: | fury_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | fury_Statement1LineItems
Namespace Prefix: | fury_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration