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Leases - Additional Information (Details)
$ in Millions
9 Months Ended
Sep. 30, 2020
Agreement
Jun. 30, 2020
USD ($)
Lessee Lease Description [Line Items]    
Number of sublease agreements | Agreement 2  
Deferred rent | $   $ 0.4
Minimum    
Lessee Lease Description [Line Items]    
Remaining lease terms 4 months  
Maximum    
Lessee Lease Description [Line Items]    
Remaining lease terms 4 years