Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (14.0)	$ 13.2	$ (10.7)	$ 25.3
Other comprehensive (loss) income:
Foreign currency translation adjustments	(1.4)	0.5	(5.8)	0.6
Other comprehensive (loss) income	(1.4)	0.5	(5.8)	0.6
Comprehensive (loss) income	(15.4)	13.7	(16.5)	25.9
Comprehensive loss (income) attributable to noncontrolling interest	0.2	(0.1)	0.3	(0.2)
Comprehensive (loss) income attributable to controlling interest	$ (15.2)	$ 13.6	$ (16.2)	$ 25.7