Annual report pursuant to Section 13 and 15(d)

Leases - Supplemental Consolidated Statement of Cash Flow Information (Details)

v3.21.2
Leases - Supplemental Consolidated Statement of Cash Flow Information (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Leases [Abstract]    
Cash paid for amounts included in the measurement of operating lease liabilities $ 37.7 $ 37.5
Operating lease right-of-use assets obtained in exchange for new operating lease liabilities $ 18.6 $ 26.2