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Income Taxes - Additional Information (Details) - USD ($) |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 27, 2020 | Mar. 31, 2021 | Sep. 30, 2020 | Mar. 31, 2020 | Mar. 31, 2021 | Mar. 31, 2020 | Jun. 30, 2021
Income Tax [Line Items] |  |  |  |  |  |  |
Loss before income taxes |  | $ (2,403,000) |  | $ (2,068,000) | $ (6,136,000) | $ (6,219,000) |
Effective tax rate for continuing operations |  | 0.00% |  |  |  |  |
Unrecognized tax benefits |  | $ 0 |  |  |  |  |
Provision for income taxes |  | $ 0 |  | $ 0 | $ 0 | $ 0 |
Scenario Forecast |  |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |  |
Effective tax rate for continuing operations |  |  |  |  |  |  | 0.00%
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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