Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 4.1	$ 8.5
Other comprehensive income (loss):
Foreign currency translation adjustments	4.2	(0.8)
Other comprehensive income (loss)	4.2	(0.8)
Comprehensive income	8.3	7.7
Comprehensive (income) loss attributable to noncontrolling interest	(0.1)	0.1
Comprehensive income attributable to controlling interest	$ 8.2	$ 7.8