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Schedule of computation of basic and diluted earnings per share (Details) - USD ($)	3 Months Ended
	May 31, 2025	May 31, 2024
Earnings Per Share [Abstract]
Numerator for basic and diluted earnings per share	$ 484,985	$ 330,837
Denominator for basic earnings per share - weighted average	15,733,955	15,750,880
Effects of dilutive securities:
Stock options for employees and directors	14,601	23,496
Denominator for diluted earnings per share	15,748,556	15,774,376
Basic Earnings Per Share	$ 0.03	$ 0.02
Diluted Earnings Per Share	$ 0.03	$ 0.02

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