Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Leases - Supplemental Cash Flow and Other Lease Information (Details)

v3.21.1
Leases - Supplemental Cash Flow and Other Lease Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Leases [Abstract]      
Operating cash flows used for operating leases $ 19.2 $ 18.0  
Operating cash flows used for finance leases 0.1 0.1  
Financing cash flows used for finance leases 0.8 0.4 $ 0.0
Non-cash ROU assets obtained in exchange for new lease liabilities 26.0 12.9  
Non-cash remeasurements reducing lease liabilities (5.1) (19.4)  
Non-cash remeasurements reducing ROU assets $ (5.1) $ (19.4)