Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 20.7	$ 20.2	$ 55.4	$ 65.0
Other comprehensive income:
Foreign currency translation	(0.3)	(0.8)	0.0	(1.1)
Total comprehensive income	$ 20.4	$ 19.4	$ 55.4	$ 63.9