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Leases - Schedule of Cash Payments Related to Right of Use Assets (Details)
$ in Millions
Jun. 30, 2019
USD ($)
Operating Lease Liabilities Payments Due [Abstract]  
Remainder of 2019 $ 6.0
2020 11.6
2021 10.2
2022 8.3
2023 7.8
Thereafter 34.1
Total $ 78.0