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Significant Accounting Policies - Additional Information (Detail) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) Segments | Dec. 31, 2020 USD ($)
Summary Of Significant Accounting Policies Details [Line Items] |  |
Restricted cash | $ 1,116 | $ 1,141
Impairment of long-lived assets | 0 | 0
Impairment of goodwill | $ 0 | 0
Grant proceeds |  | $ 3,695
Percentage Of tax incentive reimburse | 15.00% |
Expected dividend yield | 0.00% | 0.00%
Proceeds from research and development | $ 393 |
Share-based compensation arrangement description and terms | Forfeitures are recognized as incurred for as they occur. Unless otherwise approved, options must be exercised while the individual is an employee or within 90-days of termination when applicable. The expiration date of newly issued options is ten years after grant date unless earlier terminated as provided for in the Plan. |
Number of operating segments | Segments | 2 |
Research and Development Expense |  |
Summary Of Significant Accounting Policies Details [Line Items] |  |
Percentage of research and development costs grant reimburse | 20.00% |
Accrued government grants | $ 2,563 |
Minimum |  |
Summary Of Significant Accounting Policies Details [Line Items] |  |
Finite-lived intangible asset useful life | 1 year |
Maximum |  |
Summary Of Significant Accounting Policies Details [Line Items] |  |
Finite-lived intangible asset useful life | 20 years |

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