XML 51 R35.htm IDEA: XBRL DOCUMENT v3.21.1
Leases - Additional Information (Details) - USD ($)
$ in Millions
6 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Lessee, Lease, Description [Line Items]    
Operating lease right of use asset non cash $ 6.6 $ 0.9
Operating lease liability non cash $ 6.6 $ 0.9
Minimum    
Lessee, Lease, Description [Line Items]    
Initial term of lease (in years) 3 years  
Maximum    
Lessee, Lease, Description [Line Items]    
Initial term of lease (in years) 10 years