XML 89 R61.htm IDEA: XBRL DOCUMENT
v3.24.1

GENERAL AND ADMINISTRATION (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
GENERAL AND ADMINISTRATION [abstract] |
Schedule of General and Administrative Expenses | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31,
​ | ​ | 2023 | ​ | 2022
General and administration | ​ | $ | 55,769 | ​ | $ | 50,191
Workers' participation | ​ | ​ | 241 | ​ | ​ | 954
​ | ​ | ​ | 56,010 | ​ | ​ | 51,145
Share-based payments | ​ | ​ | 8,063 | ​ | ​ | 10,311
General and administration | ​ | $ | 64,073 | ​ | $ | 61,456
​

X
- Definition Disclosure of detailed information about selling, general and administrative expense explanatory. + References No definition available. + Details
Name: | fsm_DisclosureOfDetailedInformationAboutSellingGeneralAndAdministrativeExpenseExplanatory
Namespace Prefix: | fsm_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Selling, General and Administrative [abstract]. + References No definition available. + Details
Name: | fsm_SellingGeneralAndAdministrativeAbstract
Namespace Prefix: | fsm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration