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Income Taxes - Additional disclosures (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Income taxes |  |
Net change in valuation allowance | $ 7,554,381 | $ 7,672,071
Accrued interest or penalties | 0 |
Recognized income tax interest and penalties | 0 |
Research Tax Credit Carryforward |  |
Income taxes |  |
Tax credit carryforward | 1,618,294 |
U.S. federal |  |
Income taxes |  |
Net operating loss carryforwards | 27,536,031 |
U.S. federal | Generated in 2017 and prior |  |
Income taxes |  |
Net operating loss carryforwards | 2,764,240 |
State |  |
Income taxes |  |
Net operating loss carryforwards | $ 30,082,914 |
Common Stock |  |
Income taxes |  |
Issuance of common stock |  | 1,000,000

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