Income Tax - Additional Information (Detail) - USD ($) |
12 Months Ended | |
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Dec. 31, 2019 |
Dec. 31, 2018 |
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Income Tax Contingency [Line Items] | ||
Tax Cuts and Jobs Act of 2017 Accounting Complete | true | |
Deferred tax assets, tax credit carryforwards, research | $ 7,390,441 | $ 5,994,401 |
Tax credit carry forward expiration period | 2034 | |
Operating loss carryforwards, limitations on use | Stock ownership of one or more 5% stockholders (stockholders owning 5% or more of the Company’s outstanding capital stock) has increased on a cumulative basis by more than 50 percentage points. | |
Domestic Tax Authority [Member] | ||
Income Tax Contingency [Line Items] | ||
Operating loss carryforwards | $ 169,405,000 | |
Deferred tax assets, tax credit carryforwards, research | $ 4,471,000 | |
Tax credit research and development expiration period | 2033 | |
State and Local Jurisdiction [Member] | ||
Income Tax Contingency [Line Items] | ||
Operating loss carryforwards | $ 170,197,000 | |
Deferred tax assets, tax credit carryforwards, research | $ 3,695,000 |
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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 Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A description of the limitations on the use of all operating loss carryforwards available to reduce future taxable income. No definition available.
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- Definition Indicates (true false) whether accounting for income tax effect of Tax Cuts and Jobs Act is complete. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Represents the expiration period of tax credit carry forward for the reporting period. No definition available.
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- Definition Represents the expiration period of tax credit research and development for the reporting period. No definition available.
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