Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Consolidated Statements of Comprehensive Income (Loss)
Net loss	$ (84.0)	$ (48.0)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(1.0)	(49.0)
Unrealized gain (loss) on interest rate swaps	6.0	(15.0)
Gain on pension and other postretirement benefit plans	1.0	1.0
Other comprehensive income (loss), net of tax	6.0	(63.0)
Comprehensive loss, net of tax	$ (78.0)	$ (111.0)