XML 73 R46.htm IDEA: XBRL DOCUMENT
v3.25.1

OTHER CURRENT ASSETS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
OTHER CURRENT ASSETS: |
Schedule related to other current assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
As at December 31, | ​ |  | ​ | 2024 $ |  | ​ | 2023 $
Prepaid expenses | ​ | ​ | ​ | 15,936 | ​ | ​ | 14,604
Income tax receivable | ​ | ​ | ​ | 4,158 | ​ | ​ | 5,113
Other | ​ | ​ | ​ | 339 | ​ | ​ | 106
Other current assets | ​ | ​ | ​ | 20,433 | ​ | ​ | 19,823

X
- Definition Schedule related to other current assets. + References No definition available. + Details
Name: | fsm_DisclosureOfScheduleOfOtherCurrentAssetsTableTextblock
Namespace Prefix: | fsm_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other Current Assets [abstract]. + References No definition available. + Details
Name: | fsm_OtherCurrentAssetsAbstract
Namespace Prefix: | fsm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration