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Leases - Schedule of Supplemental Cash Flow Information (Details)
$ in Millions
12 Months Ended
Dec. 31, 2019
USD ($)
Cash paid for amounts included in the measurement of lease liabilities  
Operating cash outflows related to operating leases $ 179.0
Operating cash outflows related to finance leases 0.9
Financing cash outflows related to finance leases 2.3
Leased assets obtained in exchange for new operating liabilities 68.6
Leased assets obtained in exchange for new finance lease liabilities $ 6.8