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CUSTOMER CONCENTRATIONS AND FOREIGN SALES (Details) - USD ($)	3 Months Ended		6 Months Ended
	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021
Total sales	$ 2,110,000	$ 2,517,000	$ 4,224,000	$ 4,934,000
Asia Pacific [Member]
Total sales	827,000	1,631,000	1,533,000	2,853,000
EMEA [Member]
Total sales	836,000	593,000	1,826,000	1,436,000
Latin America [Member]
Total sales	$ 447,000	$ 293,000	$ 865,000	$ 645,000

X

- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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