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Stock Options (Tables) | 12 Months Ended
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Jun. 30, 2021
Stock Options [Abstract] |
Stock Options, Assumptions |
|  | 2021 |  |  | 2020
Expected stock price volatility |  | 77% |  |  | 74%
Risk free interest rate |  | 0.34% |  |  | 1.87%
Expected dividend yield |  | —% |  |  | —%
Expected life of options (years) |  | 6.0 |  |  | 6.1
Stock Option Activity |
|  |  |  |  |  |  |  |  |  |  |  | Aggregate
|  |  |  |  |  |  |  |  |  | Weighted |  | Intrinsic
|  |  |  |  |  |  | Weighted |  | Average |  | Value of
|  |  |  | Stock |  | Average |  | Remaining |  | In-The-
|  | Number of |  | Options |  | Exercise |  | Contractual |  | Money
|  | Shares |  | Price Range |  | Price |  | Life - Years |  | Options
Shares under option at June 30, 2019 |  | 2,592,875 |  | $ | 1.77 - $6.28 |  | $ | 2.96 |  | 4.23 |  | $ | 48,280
Granted |  | 555,000 |  | $ | 1.97 - $2.17 |  | $ | 2.08 |  |  |  |  |
Exercised |  | — |  |  | — |  |  | — |  |  |  |  |
Expired |  | (362,000) |  | $ | 2.20 - $6.28 |  | $ | 3.53 |  |  |  |  |
Forfeited |  | (64,000) |  | $ | 1.77 - $2.65 |  | $ | 2.15 |  |  |  |  |
Shares under option at June 30, 2020 |  | 2,721,875 |  | $ | 1.77 - $6.00 |  | $ | 2.73 |  | 4.82 |  | $ | —
Granted |  | 615,000 |  | $ | 1.73 - $2.11 |  | $ | 1.84 |  |  |  |  |
Exercised |  | (1,203,875) |  | $ | 1.77 - $6.00 |  | $ | 2.75 |  |  |  |  |
Expired |  | (385,000) |  | $ | 1.77 - $5.24 |  | $ | 3.24 |  |  |  |  |
Forfeited |  | — |  |  | — |  |  | — |  |  |  |  |
Shares under option at June 30, 2021 |  | 1,748,000 |  | $ | 1.73 - $6.00 |  | $ | 2.29 |  | 4.86 |  | $ | 36,594,280
Exercisable as of June 30, 2020 |  | 1,408,709 |  | $ | 1.77 - $6.00 |  | $ | 3.12 |  | 2.61 |  | $ | —
Exercisable as of June 30, 2021 |  | 288,000 |  | $ | 1.73 - $6.00 |  | $ | 3.19 |  | 2.81 |  | $ | 5,767,425
Intrinsic Value |
| 2021 |  | 2020
Total intrinsic value of stock options exercised | $ | 31,877,285 |  | $ | —
Cash received from stock option exercises | $ | 3,306,272 |  | $ | —
Total fair value of stock options vested | $ | 550,093 |  | $ | 483,461
Total recognized tax benefit | $ | 6,545,430 |  | $ | —
Nonvested Option Activity |
|  |  |  |  | Weighted
|  |  |  |  | Average
|  |  |  |  | Grant Date
|  | Shares |  |  | Fair Value
Non-vested as of June 30, 2019 |  | 1,272,584 |  |  | 1.19
Granted |  | 555,000 |  |  | 1.26
Vested |  | (450,418) |  |  | 1.07
Forfeited |  | (64,000) |  |  | 1.39
Non-vested as of June 30, 2020 |  | 1,313,166 |  |  | 1.26
Granted |  | 615,000 |  |  | 1.12
Vested |  | (468,166) |  |  | 1.17
Forfeited |  | - |  |  | 0
Non-vested as of June 30, 2021 |  | 1,460,000 |  |  | 1.23

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