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Note 8 - Financial Instruments (Details Textual) $ in Millions, $ in Millions	Mar. 31, 2025 USD ($)	Mar. 31, 2025 CAD ($)
Currency Exchange Rate	1.4355	1.4355
Sensitivity Analysis, Ten Percent Change to Foreign Currency Exchange, Impact to Net Income (Loss) and Other Comprehensive Income (Loss)	$ 0.4
Ontario Subsidiary [Member]
Net Assets		$ 5.7

X

- Definition

Amount of impact to net income (loss) and other comprehensive income (loss) from 10% change in foreign currency exchange rate.

+ References

No definition available.

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- Definition

The reporting currency-denominated asset value.

+ References

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-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section S99
-Paragraph 1
-Publisher FASB
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- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
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