Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Current Liabilities [Abstract]
Deferred income	$ 27.5	$ 25.5
Dividends payable	11.8	11.3	$ 10.4
Accrued commissions, rebates and royalties	9.7	5.7
Accrued retirement plans (excluding pension)	7.9	2.3
Accrued taxes other than income	6.5	5.5
Accrued professional services	5.9	4.9
Accrued interest	3.3	3.4
Restructuring obligations	1.5	3.3
Other	17.2	14.7
Other current liabilities	$ 91.3	$ 76.6