XML 38 R28.htm IDEA: XBRL DOCUMENT v3.24.2.u1

Note 5 - Accounts Payable and Accrued Liabilities (Details Textual) - CAD ($)	3 Months Ended	12 Months Ended
	Jun. 30, 2024	Mar. 31, 2024
Statement Line Items [Line Items]
Write-off of trade payables	$ 50,200	$ 0
Gain (loss) on forgiveness of debt	$ 50,200	$ 0

X

- Definition

Amount of gain (loss) on forgiveness of debt.

+ References

No definition available.

+ Details

Name:	fmst_GainLossOnForgivenessOfDebt
Namespace Prefix:	fmst_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	fmst_Statement1LineItems
Namespace Prefix:	fmst_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of write-off of trade payables.

+ References

No definition available.

+ Details

Name:	fmst_WriteoffOfTradePayables
Namespace Prefix:	fmst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration