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Income Taxes - Additional Information (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Income Taxes [Line Items] |  |
Unrecognized tax benefits | $ 0 | $ 0
Valuation allowance | 66,032,000 | 37,206,000
Change in valuation allowance | $ 28,800,000 | 19,300,000
Percentage of taxable income, limitation repealed under CARES act | 80.00% |
Percentage of federal NOL carry forwards subject to limitation under CARES act | 80.00% |
Federal NOL carry back period under CARES act | 5 years |
Federal |  |
Income Taxes [Line Items] |  |
Operating loss carryforwards | $ 191,100,000 | $ 116,900,000
Operating loss carryforwards, expiration beginning year | 2034 | 2034
Federal | Research and Development Tax Credit |  |
Income Taxes [Line Items] |  |
Tax credit carryforwards | $ 5,400,000 | $ 2,000,000.0
Tax credit carryforwards, expiration beginning year | 2030 | 2030
State |  |
Income Taxes [Line Items] |  |
Operating loss carryforwards | $ 191,400,000 | $ 118,800,000
Operating loss carryforwards, expiration beginning year | 2034 | 2034
State | Research and Development Tax Credit |  |
Income Taxes [Line Items] |  |
Tax credit carryforwards | $ 3,000,000.0 | $ 1,000,000.0
Tax credit carryforwards, expiration beginning year | 2030 | 2030

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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319 + Details
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