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Summary of Significant Accounting Policies - Summary of Calculated Aggregate Fair Values and Assumptions (Details) - Warrants | Mar. 31, 2022 $ / shares | Dec. 31, 2021 $ / shares | Dec. 31, 2020
--- | --- | --- | ---
Class of Warrant or Right [Line Items] |  |  |
Warrant, term |  |  | 3 years
Strike price per share |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrant liability, measurement input | 2.25 | 2.25 |
Closing price per share |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrant liability, measurement input | 2.78 | 2.63 |
Term (years) |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrant, term | 1 year 3 months 10 days | 1 year 6 months 10 days |
Volatility |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrant liability, measurement input | 2 | 1.86 |
Risk-free rate |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrant liability, measurement input | 0.0187 | 0.0056 |
Dividend Yield |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrant liability, measurement input | 0 | 0 |

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