Revenue from Contracts with Customers (Details 1) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Disaggregation of Revenue [Line Items]
Net Sales	$ 280.7	$ 273.3	$ 842.8	$ 838.3
Sales Direct to Consumer
Disaggregation of Revenue [Line Items]
Net Sales	189.7	180.9	563.5	547.1
Sales to Distributors
Disaggregation of Revenue [Line Items]
Net Sales	91.0	92.4	279.3	291.2
Equipment
Disaggregation of Revenue [Line Items]
Net Sales	169.3	178.2	519.2	542.3
Parts and Consumables
Disaggregation of Revenue [Line Items]
Net Sales	44.1	53.7	163.1	168.5
Specialty Surface Coatings
Disaggregation of Revenue [Line Items]
Net Sales	6.9	7.1	20.2	21.4
Services and Other
Disaggregation of Revenue [Line Items]
Net Sales	60.4	34.3	140.3	106.1
Americas
Disaggregation of Revenue [Line Items]
Net Sales	186.1	175.3	536.4	516.7
EMEA
Disaggregation of Revenue [Line Items]
Net Sales	69.7	74.3	228.6	250.5
Asia Pacific
Disaggregation of Revenue [Line Items]
Net Sales	$ 24.9	$ 23.7	$ 77.8	$ 71.1