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v3.21.1

Subsequent Events - Additional Information (Details) |  |  |  | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Apr. 27, 2021 USD ($) ft² | Apr. 07, 2021 USD ($) $ / shares shares | Apr. 01, 2021 USD ($) | Mar. 31, 2021 USD ($) shares | Mar. 31, 2020 USD ($) | Jun. 30, 2020 shares | Nov. 30, 2016 ft²
Subsequent Event [Line Items] |  |  |  |  |  |  |
Proceeds from issuance of stock, net of offering issuance costs |  |  |  | $ 33,555,000 | $ 5,650,000 |  |
Austin, Texas |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Leased premises | ft² |  |  |  |  |  |  | 5,219
Underwriter Warrants |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Warrants issued | shares |  |  |  | 899,484 |  | 85,913 |
Subsequent Event |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Proceeds from issuance of stock, net of offering issuance costs |  | $ 37,300,000 |  |  |  |  |
Subsequent Event | Austin, Texas | Research and Development Laboratory |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Leased premises | ft² | 6,000 |  |  |  |  |  |
Lease term | 36 months |  |  |  |  |  |
Lease commencement date | Jun. 01, 2021 |  |  |  |  |  |
Lease rates per month for first 12 months | $ 7,950 |  |  |  |  |  |
Lease rates per month for final year | $ 8,400 |  |  |  |  |  |
Subsequent Event | PPP Promissory Note |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Funds released to Company |  |  | $ 541,500 |  |  |  |
Subsequent Event | Placement Agent |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Common stock offering price per share | $ / shares |  | $ 1.395 |  |  |  |  |
Percentage of underwriting discount price per share |  | 7.00% |  |  |  |  |
Option to purchase for period from date of underwriting agreement |  | 30 days |  |  |  |  |
Subsequent Event | Placement Agent | Underwriter Warrants |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Warrants issued | shares |  | 1,493,150 |  |  |  |  |
Percentage of shares sold in offering |  | 6.00% |  |  |  |  |
Exercise price of warrants | $ / shares |  | $ 1.875 |  |  |  |  |
Warrants maturity term |  | 5 years |  |  |  |  |
Subsequent Event | Underwritten Public Offering |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Issuance of common stock | shares |  | 21,639,851 |  |  |  |  |
Common stock offering price per share | $ / shares |  | $ 1.50 |  |  |  |  |
Subsequent Event | Over-Allotment Option | Maximum |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Issuance of common stock | shares |  | 3,245,977 |  |  |  |  |

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