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Leases (Future Minimum Lease Payments) (Details)
$ in Millions
Sep. 30, 2020
USD ($)
Leases [Abstract]  
2020 $ 6.1
2021 23.8
2022 19.3
2023 14.7
2024 12.6
2025 9.4
Thereafter 31.6
Total minimum lease payments 117.5
Less imputed interest 21.1
Future minimum payments for leases, net of sublease rental income and imputed interest $ 96.4