Goodwill and Intangible Assets (Details 2) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets beginning balance	[1]	$ 52,465
Amortization		(1,396)	$ (1,437)
Finite-lived intangible assets ending balance		55,064
In process research and development (IPR&D)
Indefinite-lived Intangible Assets [Roll Forward]
Indefinite-lived intangible assets, beginning balance		17,024
Acquisition
Foreign currency translation		606
Indefinite-lived intangible assets, ending balance		17,630
Trademarks and Technology
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets beginning balance		32,280
Acquisition
Amortization		(1,216)
Foreign currency translation		3,285
Finite-lived intangible assets ending balance		34,349
Customer relationships
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets beginning balance		3,161
Acquisition
Amortization		(180)
Foreign currency translation		104
Finite-lived intangible assets ending balance		$ 3,085

[1] Derived from the audited December 31, 2016 financial statements