Intangible Assets and Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2019	Dec. 31, 2018
Goodwill, Beginning Balance	$ 125,029	$ 5,064
Foreign currency translation	(134)	(285)
Acquisition	106,869	120,250
Goodwill, Ending Balance	231,764	125,029
Product
Goodwill, Beginning Balance	77,765	5,064
Foreign currency translation	(134)	(285)
Acquisition	106,869	72,986
Goodwill, Ending Balance	184,500	77,765
Services
Goodwill, Beginning Balance	47,264
Acquisition		47,264
Goodwill, Ending Balance	$ 47,264	$ 47,264

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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