Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 46.2	$ 56.4
Other comprehensive loss, net of tax:
Loss on cash flow hedges, net of tax benefit of $1.8 and $0.0, respectively	(5.1)	0.0
Comprehensive income	$ 41.1	$ 56.4