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Income Taxes - Additional Information (Details) - USD ($)
 12 Months Ended
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