Other Expenses - Schedule of Other Costs (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Other Income and Expenses [Abstract]
Severance and related employee benefits	$ 1.9	$ (0.1)	$ 3.0	$ (1.5)
Strategic initiatives	8.5	7.7	11.7	11.1
Transitioned employees restructuring expense	(0.1)	0.6	(0.2)	4.8
Digital Transformation Office	0.0	1.9	0.0	4.4
Facility-exit charges	4.5	(0.1)	4.9	(0.1)
Other	3.2	0.7	7.3	0.8
Total other expenses	18.0	$ 10.7	26.7	$ 19.5
COVID-19 related costs, included in Other	$ 2.7		$ 5.3