Leases - Schedule of Net Lease Costs (Details) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)
Operating lease cost
Operating lease cost	$ 32.5
Short-term lease cost	7.6
Finance lease cost
Amortization of right-of-use assets	3.2
Interest on lease liabilities	0.2
Variable lease cost	2.6
Sublease income	(5.4)
Total net lease cost	$ 40.7