Intangible Assets - Schedule (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, carrying Value	$ 61,955	$ 46,739
Amortizable intangible assets, accumulated Amortization	28,901	24,199
Amortizable intangible assets, net Intangible	33,054	22,540
Product technology
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, carrying Value	26,588	19,459
Amortizable intangible assets, accumulated Amortization	12,332	10,885
Amortizable intangible assets, net Intangible	14,256	8,574
Patents and trademarks
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, carrying Value	14,647	13,948
Amortizable intangible assets, accumulated Amortization	6,601	5,720
Amortizable intangible assets, net Intangible	8,046	8,228
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, carrying Value	12,027	5,889
Amortizable intangible assets, accumulated Amortization	2,588	1,685
Amortizable intangible assets, net Intangible	9,439	4,204
Other
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, carrying Value	8,693	7,443
Amortizable intangible assets, accumulated Amortization	7,380	5,909
Amortizable intangible assets, net Intangible	$ 1,313	$ 1,534