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Leases - Additional Information (Details) - USD ($)
$ in Millions
 1 Months Ended 3 Months Ended 9 Months Ended
Dec. 31, 2019
Mar. 31, 2021
Sep. 30, 2021
Dec. 31, 2020
Lessee Lease Description [Line Items]        
Impairment loss related to operating lease right-of-use assets   $ 2.6    
One time fees asset non-current $ 10.0      
Remaining payable recorded as other current liabilities     $ 2.0 $ 4.0
Construction-in-Progress        
Lessee Lease Description [Line Items]        
New accounting pronouncement effect of adoption     $ 10.0  
Manufacturing Agreement        
Lessee Lease Description [Line Items]        
Lease agreement expiration 5 years      
Property and Equipment        
Lessee Lease Description [Line Items]        
Impairment loss   0.7    
Selling, General and Administrative Expenses        
Lessee Lease Description [Line Items]        
Impairment loss   $ 3.3