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Related-Party Transactions (Details) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 31, 2020 shares | Mar. 31, 2019 USD ($) director | Dec. 31, 2020 shares
Common Stock |  |  |
Related-Party Transactions |  |  |
Number of common shares issued upon conversion of notes | shares |  |  | 118,470
Convertible promissory notes |  |  |
Related-Party Transactions |  |  |
Aggregate principal amount | $ |  | $ 530,000 |
Directors | Issuance of convertible promissory notes to related parties | Convertible promissory notes |  |  |
Related-Party Transactions |  |  |
Aggregate principal amount | $ |  | $ 305,000 |
Number of directors who purchased convertible promissory notes issued by the Company | director |  | 3 |
Directors | Conversion of promissory notes to common stock | Common Stock |  |  |
Related-Party Transactions |  |  |
Number of common shares issued upon conversion of notes | shares | 71,429 |  |

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