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Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | $ 160,300 |
Operating loss carryforwards amount to expire if not used | $ 18,200 |
Operating loss carryforwards expiration year | 2036 |
Operating loss carryforwards amount not subject to expiration | $ 142,100 |
Valuation allowance | 39,039 | $ 20,889
Unrecognized Tax Benefits | 0 | $ 0
Research Member |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credit carry forward | $ 2,700 |
Tax credit carryforward expiration year | 2037 |

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