Schedule of Customer Concentrations and Foreign Sales (Details) - USD ($)	3 Months Ended
	May 31, 2023	May 31, 2022
Total sales	$ 1,235,000	$ 2,114,000
Asia Pacific [Member]
Total sales	572,000	706,000
EMEA [Member]
Total sales	426,000	990,000
Latin America [Member]
Total sales	$ 237,000	$ 418,000