XML 52 R42.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Note 10 - Financial Risk Management (Details Textual) - CAD ($) | Jun. 30, 2024 | Mar. 31, 2024
--- | --- | ---
Statement Line Items [Line Items] |  |
Cash | $ 515,824 | $ 998,262
Current liabilities | $ 2,926,305 | $ 2,732,374

X
- References No definition available. + Details
Name: | fmst_Statement1LineItems
Namespace Prefix: | fmst_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_Cash
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | ifrs-full_CurrentLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant