v3.22.2.2

Share-Based Compensation (Tables) | 12 Months Ended
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Jun. 30, 2022
Share-Based Compensation [Member] |
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs | The following table summarizes the components of share-based compensation expense in the Consolidated Statements of Operations (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Year Ended
​ | ​ | June 30,
​ |  | 2022 |  | 2021
Research and development | ​ | $ | 573 | ​ | $ | 185
General and administrative | ​ |  | 3,804 | ​ |  | 1,401
Total | ​ | $ | 4,377 | ​ | $ | 1,586
​ ​ ​
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] | The following table summarizes all stock option activity during the years ended June 30, 2022 and 2021: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ |  | Weighted- |  | ​ | ​
​ | ​ | ​ | ​ | Weighted- | ​ | average | ​ | ​ | ​
​ | ​ | ​ | ​ | average | ​ | Remaining | ​ | Aggregate
​ | ​ | Stock | ​ | Exercise | ​ | Contractual | ​ | Intrinsic Value
​ |  | Options |  | Price |  | Term (in years) |  | (in thousands)
Outstanding as of July 1, 2020 |  | 139,031 | ​ | $ | 29.50 |  | 8.2 | ​ | $ | 4,042
Granted |  | 209,600 | ​ | ​ | 36.00 |  | — | ​ |  | —
Exercised | ​ | (2,147) | ​ | ​ | 25.50 | ​ | — | ​ | ​ | —
Forfeited/expired |  | (4,798) | ​ | ​ | 61.25 |  | — | ​ |  | —
Outstanding as of June 30, 2021 |  | 341,686 | ​ | $ | 32.75 |  | 8.8 | ​ | $ | 1,995
As of June 30, 2020, vested and expected to vest |  | 340,814 | ​ | $ | 32.75 |  | 8.3 | ​ | $ | 1,988
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable as of June 30, 2021 |  | 77,338 | ​ | $ | 27.75 |  | 6.4 | ​ | $ | 890
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Outstanding as of June 30, 2021 |  | 341,686 | ​ | $ | 32.75 |  | 8.8 | ​ | $ | 1,995
Granted |  | 313,568 | ​ | ​ | 27.50 |  | — | ​ |  | —
Exercised | ​ | (3,380) | ​ | ​ | 22.75 | ​ | — | ​ | ​ | —
Forfeited/expired |  | (30,068) | ​ | ​ | 35.00 |  | — | ​ |  | —
Outstanding as of June 30, 2022 |  | 621,806 | ​ | $ | 30.00 |  | 8.3 | ​ | $ | —
As of June 30, 2021, vested and expected to vest |  | 197,404 | ​ | $ | 30.00 |  | 8.3 | ​ | $ | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable as of June 30, 2022 |  | 620,810 | ​ | $ | 29.25 |  | 6.7 | ​ | $ | —
​
Schedule of Stock options outstanding and exercisable | The following table summarizes information about options outstanding and exercisable at June 30, 2022: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Options Outstanding and Exercisable
​ | ​ | ​ | ​ | Weighted- | ​ | Weighted- | ​ | ​
​ | ​ | ​ | ​ | Average | ​ | Average | ​ | ​
​ | ​ | Number | ​ | Remaining Life | ​ | Exercise | ​ | Number
​ | ​ | Outstanding |  | In Years |  | Price |  | Exercisable
Exercise prices: |  |  |  |  |  | ​ |  |  |
$8.50 - $13.00 |  | 25,200 |  | 9.7 | ​ | $ | 9.75 |  | 500
$17.25 - $26.00 |  | 112,662 |  | 6.4 | ​ |  | 21.00 |  | 85,152
$26.50 - $39.75 | ​ | 463,791 | ​ | 8.6 | ​ | ​ | 32.50 | ​ | 101,932
$41.25 - $62.00 | ​ | 20,000 | ​ | 8.3 | ​ | ​ | 47.25 | ​ | 9,667
$63.25 - $95.00 |  | 20 |  | 5.9 | ​ |  | 63.25 |  | 20
$182.50 - $273.75 |  | 133 |  | 0.4 | ​ |  | 182.50 |  | 133
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 621,806 |  | 8.3 | ​ | $ | 28.31 |  | 197,404
Schedule of Fair value of options granted using the Black-Scholes option pricing model | The weighted-average grant date fair value of stock options granted during 2022 and 2021 was $23.25 and $31.25 per share, respectively. The Company estimated the fair value of options granted using the Black-Scholes option pricing model with the following assumptions: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | 2022 | ​ | 2021
Weighted average risk-free interest rate | ​ | ​ | 0.80% - 2.52 | % | ​ | 0.39 - 1.02 | %
Dividend yield |  | ​ | 0 | % | ​ | 0 | %
Volatility |  | ​ | 119.16 - 120.34 | % | ​ | 119.46 - 126.55 | %
Expected term (in years) |  | ​ | 6 |  | ​ | 6 | ​
​

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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