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Note 7 - Capital Stock and Reserves - Weighted Average Assumptions (Details) | Sep. 30, 2024 | Mar. 31, 2024
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Unit warrants [member] | Fair value of option [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 1.94 | 3.77
Unit warrants [member] | Exercise Price [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 4 | 4
Unit warrants [member] | Expected life [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 2 | 2
Unit warrants [member] | Interest rate, measurement input [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 0.043 | 0.035
Unit warrants [member] | Historical volatility for shares, measurement input [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 1 | 1.11
Unit warrants [member] | Dividend yield [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 0 | 0
Agent warrants [member] | Fair value of option [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 1.96 | 7.95
Agent warrants [member] | Exercise Price [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 4 | 8.09
Agent warrants [member] | Expected life [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 2 | 4.78
Agent warrants [member] | Interest rate, measurement input [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 0.043 | 0.0409
Agent warrants [member] | Historical volatility for shares, measurement input [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 1.01 | 1.13
Agent warrants [member] | Dividend yield [member] |  |
Statement Line Items [Line Items] |  |
Assumptions | 0 | 0

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- Definition The value of significant unobservable input used in the measurement of the fair value of entity's own equity instruments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_d&doctype=Standard -URIDate 2024-03-27 + Details
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