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Income Taxes - Additional Information (Detail) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Income Taxes [Line Items] |  |
Deferred tax asset, increase in valuation allowance | $ 116,900,000 |
Capitalization of R&D costs | $ 42,300,000 | $ 47,600,000
Net operating loss carryforward period | 3 years |
Interest and penalties | $ 0 | 0
Accrued for interest and penalties | $ 0 | 0
Income tax examination description | Generally, the tax years 2020 through 2022 remain open and subject to examination by the major taxing jurisdictions to which the Company is subject. |
U.S [Member] |  |
Income Taxes [Line Items] |  |
R&D costs amortization period | 5 years |
Non - U.S [Member] |  |
Income Taxes [Line Items] |  |
R&D costs amortization period | 15 years |
Federal [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards | $ 494,100,000 | 312,800,000
Research and development tax credit carryforwards | 85,700,000 |
Net operating loss carryforward indefinitely | $ 449,800,000 |
Net operating loss carryforward expiration year | 2025 |
Research and development tax credit carryforward expiration year | 2025 |
State [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards | $ 524,000,000 | 395,400,000
Research and development tax credit carryforwards | $ 20,200,000 |
Net operating loss carryforward expiration year | 2025 |
Research and development tax credit carryforward expiration year | 2025 |
Foreign [Member] |  |
Income Taxes [Line Items] |  |
Net operating loss carryforwards | $ 1,663,300,000 | $ 1,204,700,000
Net operating loss carryforward expiration year | 2027 |

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