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Income Taxes - Additional Information (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Income Tax Disclosure [Line Items] |  |
Deferred tax assets, valuation allowance | $ 21,936,000 | $ 10,022,000
Deferred tax assets, change in valuation allowance | $ 11,900,000 | 6,500,000
Operating loss carryforwards limitations on use | Federal net operating losses generated after 2017 can be carried forward indefinitely but utilization will be limited to 80% of taxable income in the period that net operating losses are being utilized. |
Taxable income utilization percentage | 80.00% |
Federal research and development credit carryforwards | $ 600,000 |
State research and development credit carryforwards | 700,000 | 200,000
Increase in unrecognized tax benefits | 300,000 | 39,000
Unrecognized Tax Benefits | 0 |
United States |  |
Income Tax Disclosure [Line Items] |  |
Deferred tax assets, change in valuation allowance |  | 20,000,000
Accumulated tax loss carryforward | 54,100,000 | 9,100,000
Israel |  |
Income Tax Disclosure [Line Items] |  |
Deferred tax assets, change in valuation allowance | (69,000) |
Accumulated tax loss carryforward | $ 17,300,000 | $ 23,800,000

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