Restructuring Charges - Activity and Reserve Balance for Restructuring Charges by Segment (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	$ 15.0	$ 21.0
Restructuring charges		8.0
Restructuring charges	5.1
Currency translation	0.1	(1.2)
Cash payments	(8.2)	(12.8)
Restructuring reserve, ending balance	12.0	15.0
Corporate
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	0.5	0.3
Restructuring charges		0.6
Restructuring charges	1.4
Currency translation	0.0	0.0
Cash payments	(1.2)	(0.4)
Restructuring reserve, ending balance	0.7	0.5
Americas
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	1.7	3.3
Restructuring charges		2.3
Restructuring charges	2.2
Currency translation	0.0	0.1
Cash payments	(2.9)	(4.0)
Restructuring reserve, ending balance	1.0	1.7
International
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	12.8	17.4
Restructuring charges		5.1
Restructuring charges	1.5
Currency translation	0.1	(1.3)
Cash payments	(4.1)	(8.4)
Restructuring reserve, ending balance	$ 10.3	$ 12.8