Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail) - USD ($) |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|---|
| Deferred tax assets: | |||
| Research and development tax credits | $ 10,526,768 | $ 9,475,588 | |
| Net operating loss carryovers | 76,477,629 | 67,785,680 | |
| Property and equipment | 162,698 | 189,271 | |
| Research and development costs | 9,829,326 | 10,923,959 | |
| Start-up and organizational costs | 9,275 | 462 | |
| Stock-based compensation | 283,285 | 4,659,555 | |
| Operating lease liability | 551,284 | 187,132 | |
| Other accruals | 464,948 | 670,065 | |
| Total gross deferred tax assets | 98,305,213 | 93,891,712 | |
| Less: valuation allowance | (97,756,771) | (93,718,497) | $ (82,929,675) |
| Total deferred tax assets | 548,442 | 173,215 | |
| Deferred tax liabilities: | |||
| Operating lease right-of-use asset | (548,442) | (173,215) | |
| Total deferred tax liabilities | (548,442) | (173,215) | |
| Total deferred taxes, net | $ 0 | $ 0 |
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- References No definition available.
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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 before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from in-process research and development costs expensed in connection with a business combination. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment. No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves and accruals, classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Deferred tax assets, leasing arrangements. No definition available.
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- Definition Deferred tax assets, start up and organizational costs. No definition available.
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