Inventories (Details) - USD ($) $ in Millions	Dec. 31, 2019		Dec. 31, 2018
Inventory Disclosure [Abstract]
Finished goods	$ 86.8		$ 78.3
Raw materials	79.5		66.3
Work in process	16.6		12.7
Total inventories	$ 182.9	[1]	$ 157.3

[1] Amounts at December 31, 2019 include inventories acquired in the MRL acquisition - see Note 2 – Acquisitions.