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1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Feb. 28, 2019
1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) [Line Items] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The computation of weighted average common and common equivalent shares used in the calculation of basic and diluted EPS is shown below.
|  | Year Ended February 28, |
|  | 2019 |  |  | 2018 |
Earnings per share: |  |  |  |  |  |  |  |
Net earnings applicable to common shareholders |  | $ | 6,678,400 |  |  | $ | 5,214,700 |
Shares: |  |  |  |  |  |  |  |
Weighted average shares outstanding-basic |  |  | 8,189,149 |  |  |  | 8,175,996 |
Assumed exercise of options |  |  | 7,479 |  |  |  | 5,326 |
Weighted average shares outstanding-diluted |  |  | 8,196,628 |  |  |  | 8,181,322 |
Diluted earnings per share: |  |  |  |  |  |  |  |
Basic |  | $ | 0.82 |  |  | $ | 0.64 |
Diluted |  | $ | 0.81 |  |  | $ | 0.64 |
Property, Plant and Equipment, Estimated Useful Life [Member] |
1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) [Line Items] |
Property, Plant and Equipment [Table Text Block] | Property, plant and equipment are stated at cost and depreciated on a straight-line basis over the estimated useful lives, as follows:
Building | 30 years
Building improvements | 10 – 15 years
Machinery and equipment | 3 – 15 years
Furniture and fixtures | 3 years

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