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Commitments, Contingencies and Litigation - Schedule of Future Minimum Capital Lease Payments (Details)
$ in Millions
Mar. 31, 2018
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2018 $ 8.2
2019 7.4
2020 7.1
2021 6.9
2022 12.9
Thereafter 26.5
Total minimum capital lease payments 69.0
Less amount representing executory costs (16.3)
Less amount representing interest (16.5)
Present value of net minimum capital lease payments $ 36.2