Leases - Summary of Components of Lease Cost Recognized (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating lease, non-cash lease expense	$ 3.4	$ 2.2	$ 6.6	$ 4.5