XML 56 R46.htm IDEA: XBRL DOCUMENT v3.22.1
Leases - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2022
Mar. 31, 2021
Leases [Abstract]        
Weighted average remaining lease term (years) 12 years   12 years  
Operating lease expense $ 5.8 $ 6.4 $ 11.6 $ 12.3
Operating lease renewal term 25 years   25 years  
Weighted average discount rate 5.60%   5.60%