2. Significant Accounting Policies - Sales per Revenue Stream (Details) - USD ($)	12 Months Ended
Feb. 28, 2026	Feb. 28, 2025
Revenues	$ 9,729,463	$ 9,113,607
Outside U S A Internally Designed Manufactured Sales [Member]
Revenues	975,969	863,337
Outside U S A Distribution Agreement Sales [Member]
Revenues	8,141,634	7,572,165
Inside U S A Internally Designed Manufactured Sales [Member]
Revenues	$ 611,860	$ 678,105

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details