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Stockholders' Equity - Additional Information (Details) - USD ($) | 1 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Apr. 30, 2021 | Jul. 31, 2020 | Apr. 30, 2019 | Jan. 31, 2018 | Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021 | Feb. 28, 2018 | Feb. 15, 2018
Stockholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Commission percent | 3.00% |  |  | 3.00% |  |  |  |  |
Issues shares |  |  |  |  | $ 8,394 |  | $ 8,394 |  |
Unamortized costs related to legal, accounting, and other fees |  |  |  |  |  |  | $ 0 |  |
Exercise price (in usd per share) |  |  |  |  |  |  |  | $ 3.00 |
Warrant, exercise price, decrease (in usd per share) |  | $ 0.96 | $ 0.98 |  |  |  |  |  |
Deemed dividend from trigger of down round provision feature |  | $ 6,863 | $ 800,000 |  |  |  |  |  |
Number Of Common Stock Warrants Exercised |  |  |  |  | 0 | 52,500 |  |  |
Warrant exercises, gross |  |  |  |  |  | $ 50,000 |  |  |
Accounting Standards Update 2017-11 |  |  |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Estimated fair value of warrants recorded in equity |  |  |  |  |  |  |  |  | $ 3,000,000
Lincoln Park |  |  |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Obligation to purchase common stock | $ 15,000,000 |  |  |  |  |  |  |  |
April 2021 At The Market Sales Agreement |  |  |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Issues shares | 50,000,000 |  |  |  |  |  |  |  |
Purchase Agreement |  |  |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |  |  |
Legal, accounting and other fees related to purchase agreement | $ 374,000 |  |  |  |  |  |  |  |

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