CONDENSED BALANCE SHEETS (Parentheticals) - USD ($) |
May 31, 2021 |
Feb. 28, 2021 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Accounts receivable, allowance for doubtful accounts (in Dollars) | $ 360,400 | $ 331,900 |
| Common stock, shares issued | 12,410,080 | 12,410,080 |
| Common stock, authorized shares | 16,000,000 | 16,000,000 |
| Common stock, par value (in Dollars per share) | $ 0.20 | $ 0.20 |
| Common stock, shares outstanding | 8,348,314 | 8,346,600 |