General Information - Revenue Recognition (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($) revenue_generating_activity	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of revenue generating activities | revenue_generating_activity			2
Net sales	$ 1,691.2	$ 1,577.6	$ 4,891.1	$ 4,627.2
Contract assets	16.9		16.9		$ 24.3
Contract liabilities	$ 44.8		$ 44.8		$ 49.6