v3.23.3

Basis of Presentation (Narrative) (Details) |  |  |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Oct. 01, 2023 USD ($) shares | Nov. 03, 2022 position | Oct. 07, 2022 $ / shares | Sep. 30, 2023 USD ($) $ / shares shares | Jun. 30, 2023 USD ($) $ / shares | Sep. 30, 2022 USD ($) | Jun. 30, 2022 USD ($)
Basis of Presentation [Line Items] |  |  |  |  |  |  |
Percentage of workforce reduction |  | 60.00% |  |  |  |  |
Number of positions reduced | position |  | 69 |  |  |  |  |
Cash, cash equivalents and restricted cash |  |  |  | $ 4,761,000 | $ 7,579,000 | $ 15,883,000 | $ 28,672,000
Reverse stock split, shares received per share tendered |  |  | 0.04 |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  | $ 0.001 | $ 0.001 | $ 0.001 |  |
At-The-Market Offerings |  |  |  |  |  |  |
Basis of Presentation [Line Items] |  |  |  |  |  |  |
Shares sold | shares |  |  |  | 3,419,795 |  |  |
Proceeds from offering |  |  |  | $ 1,700,000 |  |  |
Lincoln Park Purchase Agreement |  |  |  |  |  |  |
Basis of Presentation [Line Items] |  |  |  |  |  |  |
Shares sold | shares | 429,164 |  |  | 3,622,834 |  |  |
Proceeds from offering | $ 100,000 |  |  | $ 1,200,000 |  |  |
Secured Term Loan |  |  |  |  |  |  |
Basis of Presentation [Line Items] |  |  |  |  |  |  |
Debt balance |  |  |  | $ 12,625,000 | $ 12,937,000 |  |

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