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EARNINGS PER SHARE (Details) - USD ($)	3 Months Ended		6 Months Ended
	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021
Earnings Per Share [Abstract]
Numerator for basic and diluted earnings per share	$ 162,123	$ 343,824	$ 467,759	$ 1,610,576
Denominator for basic earnings per share – weighted average	15,732,550	15,507,484	15,730,862	15,500,952
Effects of dilutive securities
Stock options for employees, directors and outside consultants	42,606	94,875	39,682	112,978
Denominator for diluted earnings per share	15,775,156	15,602,359	15,770,544	15,613,930
Basic Earnings Per Share	$ 0.01	$ 0.02	$ 0.03	$ 0.10
Diluted Earnings Per Share	$ 0.01	$ 0.02	$ 0.03	$ 0.10

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 10
-URI https://asc.fasb.org/extlink&oid=126958026&loc=d3e1448-109256

+ Details

Name:	us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration