Note 2 - Summary of Significant Accounting Policies - Schedule of Marketable Securities (Details) - USD ($)	Nov. 30, 2024	Feb. 29, 2024
Marketable securities, cost	$ 574,000	$ 581,000
Marketable securities, gross unrealized gains	454,000	375,000
Marketable securities, gross unrealized losses	(5,000)	(52,000)
Marketable securities, fair value	$ 1,023,000	$ 904,000

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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+ Details