Post-effective amendment to a registration statement that is not immediately effective upon filing

Income Taxes - Additional Information (Detail)

v3.22.0.1
Income Taxes - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Operating Loss Carryforwards [Line Items]      
Increase in deferred tax assets, valuation allowance $ 243,382,000 $ 56,716,000  
Operating loss carryforwards and tax credit carryforward, limitations on use In the event the Company has a change of ownership, utilization of net operating losses and tax credit carryforwards may be limited. Certain acquired net operating losses and tax credits are subject to limitations.    
Unrecognzed tax benefits $ 17,834,000 $ 5,256,000 $ 2,360,000
Unrecognized tax benefits that would impact effective tax rate 0    
Domestic Tax Authority [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards $ 913,578,000    
Operating loss carry forwards beginning expiration year 2036    
Domestic Tax Authority [Member] | Research Tax Credit Carryforward [Member]      
Operating Loss Carryforwards [Line Items]      
Tax credit carryforward, amount $ 41,623,000    
Tax credit carry forward beginning expiration year 2037    
State and Local Jurisdiction [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards $ 728,261,000    
Operating loss carry forwards beginning expiration year 2029    
State and Local Jurisdiction [Member] | Research Tax Credit Carryforward [Member]      
Operating Loss Carryforwards [Line Items]      
Tax credit carryforward, amount $ 21,358,000    
Tax credit carry forward beginning expiration year 2032