Restructuring Charges Segments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ (5.8)	$ (3.5)	$ 0.7	$ (2.4)
Lease impairment costs	(7.3)	(3.2)	(2.0)	(4.2)
IA&C
Restructuring Cost and Reserve [Line Items]
Restructuring charges		(0.2)	6.0	(0.2)
Lease impairment costs			5.1
SC&E
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(5.8)	(0.6)	(5.4)	0.2
Lease impairment costs	$ (7.3)		(7.1)
Corporate and Other
Restructuring Cost and Reserve [Line Items]
Restructuring charges		(2.3)	$ 0.1	(2.2)
MD&E
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ (0.4)		$ (0.2)