Leases - Components of Right-of-us Assets and Liabilities Related to Leases (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2020
Leases [Abstract]
Increase in right-of-use operating lease assets	$ 23.2	$ 23.2
Increase in operating lease liabilities	$ 23.2	$ 23.2