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Notes Payable (Details) - Paycheck Protection Program, CARES Act - USD ($) |  | 1 Months Ended |
--- | --- | --- | ---
May 05, 2020 | Feb. 28, 2021 | Jan. 31, 2021 | Apr. 30, 2021
Debt Instrument [Line Items] |  |  |  |
Proceeds from PPP loan | $ 1,600,000 |  |  |
Interest rate (as a percent) | 1.00% |  |  |
Loan forgiveness |  |  | $ 757,000 |
Outstanding balance under the Loans |  |  |  | $ 0
Klein Associates Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Loan forgiveness |  | $ 850,000 |  |

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