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Leases - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Oct. 31, 2021
Jul. 31, 2021
Jan. 31, 2021
May 31, 2020
May 31, 2018
Mar. 31, 2022
Mar. 31, 2021
Lessee Lease Description [Line Items]              
Rent expense           $ 2.6 $ 0.6
Cash paid for operating leases           $ 0.6 $ 0.4
Weighted-average discount rate           8.80%  
Lessee, operating lease, term of contract   12 years          
Cash received for tenant improvement allowances to be repaid   $ 4.4          
Maximum              
Lessee Lease Description [Line Items]              
Tenant improvement allowances yet to receive   $ 25.2          
Letter of Credit              
Lessee Lease Description [Line Items]              
Security deposit           $ 1.6  
Third amendment              
Lessee Lease Description [Line Items]              
Lessee option to extend description           The lease amendment for this additional space commenced in April 2021 and expires in March 2024  
Lease expiration month and year     2024-03        
Initial Lease Agreement              
Lessee Lease Description [Line Items]              
Lease expiration year 2029     2029      
Operating lease, existence of option to extend true     true      
Lessee option to extend description The lease amendment of this additional space commenced in April 2022 and expires in January 2029. The Company expects to pay base rent of approximately $4.6 million over the lease term. The lease amendment also includes this additional space in the Company’s option to extend the amended Initial Lease Agreement for an additional seven-year term.         The lease amendment also includes an extension of the lease term for the existing office and laboratory space beginning on May 1, 2020 and expiring in January 2029. The amendment to the Initial Lease Agreement also includes an option to extend the lease for an additional seven-year term  
Lease term       8 years      
Expects to pay base rent over the lease term $ 4.6            
Current Corporate Offices and Laboratory Space              
Lessee Lease Description [Line Items]              
Weighted-average remaining lease term           11 years 6 months  
Corporate Office and Laboratory Space | Initial Lease Agreement              
Lessee Lease Description [Line Items]              
Lease expiration year         2025    
Operating lease, existence of option to extend         true    
Lessee option to extend description           In April 2019, the Company executed the first amendment to the Initial Lease Agreement for additional corporate space, laboratory space and manufacturing capabilities and an extension to the lease term through April 2026.  
Renewal term       7 years