Revenue from Contracts with Customers (Details 1) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Net Sales	$ 294.8	$ 280.7	$ 299.7	$ 262.5	$ 285.2	$ 273.3	$ 292.2	$ 272.8	$ 1,137.6	$ 1,123.5	$ 1,003.1
Sales Direct to Consumer
Disaggregation of Revenue [Line Items]
Net Sales									750.9	735.2	674.5
Sales to Distributors
Disaggregation of Revenue [Line Items]
Net Sales									386.7	388.3	328.6
Equipment
Disaggregation of Revenue [Line Items]
Net Sales									742.7	730.0	636.9
Parts and Consumables
Disaggregation of Revenue [Line Items]
Net Sales									221.0	222.3	202.5
Specialty Surface Coatings
Disaggregation of Revenue [Line Items]
Net Sales									25.7	29.8	31.4
Services and Other
Disaggregation of Revenue [Line Items]
Net Sales									148.2	141.4	132.3
Americas
Disaggregation of Revenue [Line Items]
Net Sales									722.4	691.0	640.3
Europe, Middle East and Africa
Disaggregation of Revenue [Line Items]
Net Sales									307.6	335.6	273.7
Asia Pacific
Disaggregation of Revenue [Line Items]
Net Sales									$ 107.6	$ 96.9	$ 89.1