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Income Taxes - Additional Information (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Mar. 27, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax [Line Items] |  |  |  |  |  |
Loss before income taxes |  | $ (2,180,000) | $ (1,622,000) |  | $ (4,209,000) | $ (3,733,000)
Effective tax rate |  | 0.00% | 0.00% |  | 0.00% | 0.00%
Federal statutory rate |  |  |  |  | 21.00% | 21.00%
Uncertain tax positions |  | $ 0 |  |  | $ 0 |
Uncertain tax positions are accounted as contra deferred tax assets |  | $ 300,000 |  |  | $ 300,000 |
CARES Act |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Refundable tax credit due to AMT credits |  |  |  | $ 429,000 |  |
CARES Act | Maximum |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |
Percentage of refundable AMT credit | 100.00% |  |  |  |  |

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