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v3.21.2

Warrants (Details) |  |  | 6 Months Ended
--- | --- | --- | ---
Jul. 13, 2021 shares | May 02, 2018 USD ($) | Jun. 30, 2021 USD ($)
Class of Warrant or Right [Line Items] |  |  |
Pre-money valuation limit for note conversion |  |  | $ 15,000,000
Note One |  |  |
Class of Warrant or Right [Line Items] |  |  |
The number of shares of common stock subject to the warrants as a percent to the number of shares of Common Stock into which Note One converts |  | 5 |
Pre-money valuation limit for note conversion |  | $ 15,000,000 |
Minimum |  |  |
Class of Warrant or Right [Line Items] |  |  |
Conversion discount percentage |  |  | 20.00%
Minimum | Note One |  |  |
Class of Warrant or Right [Line Items] |  |  |
Conversion discount percentage |  | 20.00% |
Maximum |  |  |
Class of Warrant or Right [Line Items] |  |  |
Conversion discount percentage |  |  | 30.00%
Maximum | Note One |  |  |
Class of Warrant or Right [Line Items] |  |  |
Conversion discount percentage |  | 30.00% |
Note One Warrants |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Fair value, beginning balance |  |  | $ 29,376
Change in fair value |  |  | 4,769
Fair value, ending balance |  |  | $ 34,145
IPO | Subsequent Events |  |  |
Class of Warrant or Right [Line Items] |  |  |
Number of shares upon warrant exercise (in shares) | shares | 12,763 |  |

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