Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (12.5)	$ (26.0)
Other comprehensive (loss) income, net of tax:
Foreign currency translation	(0.1)	1.2
Unrealized losses on hedging activities, net of tax	(11.2)	0.0
Unrealized losses on pension benefit obligation, net of tax	0.0	(0.2)
Total other comprehensive (loss) income, net of tax	(11.3)	1.0
Comprehensive loss	$ (23.8)	$ (25.0)