Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|---|
| Deferred tax assets: | |||
| Net operating loss carryforwards | $ 172,547 | $ 158,413 | |
| Federal and state tax credits | 8,155 | 368 | |
| Share-based compensation | 7,512 | 7,265 | |
| Accumulated amortization | 694 | 782 | |
| Operating lease liabilities | 8,775 | 10,276 | |
| Deferred revenue | 10,716 | 16,786 | |
| Capitalized research and development | 41,239 | 36,643 | |
| Accumulated depreciation | 3,508 | 2,807 | |
| Other | 237 | 357 | |
| Total deferred tax assets | 253,383 | 233,697 | |
| Valuation allowance | (247,193) | (226,273) | $ (238,170) |
| Net deferred tax assets | 6,190 | 7,424 | |
| Deferred tax liabilities: | |||
| Operating lease right-of-use assets | (6,185) | (7,333) | |
| Accumulated depreciation | (86) | ||
| Other | (5) | (5) | |
| Total deferred tax liabilities | $ (6,190) | $ (7,424) |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred income. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Deferred tax assets accumulated depreciation. No definition available.
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- Definition Deferred tax assets capitalized research and development. No definition available.
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- Definition Deferred tax assets tax deferred expense accumulated amortization. No definition available.
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- Definition Deferred tax assets tax deferred expense operating lease liabilities. No definition available.
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- Definition Deferred tax liabilities accumulated depreciation. No definition available.
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