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Leases - Schedule of Future Minimum Lease Commitments (Details)
$ in Millions
Dec. 31, 2018
USD ($)
Leases [Abstract]  
2019 $ 15.1
2020 14.5
2021 12.7
2022 11.2
2023 11.0
2024 and thereafter 30.9
Total lease payments $ 95.4