Goodwill and Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying value of intangible assets

The carrying values of intangible assets are as follows (in thousands):

			September 30, 2017
	Cost		Accumulated Amortization			Net Book Value
Existing technology	$	7,066	$	(1,996	)	$	5,070
Patent license	1,388		(697		)	691
Total intangibles subject to amortization	$	8,454	$	(2,693	)	5,761
Intangible assets not subject to amortization						40
Total intangible assets, net						$	5,801
			December 31, 2016
	Cost		Accumulated Amortization			Net Book Value
Existing technology	$	1,910	$	(1,728	)	$	182
Patent License	1,388		(623		)	765
Total intangibles subject to amortization	3,298		(2,351		)	947
Intangible assets not subject to amortization						40
Total intangible assets, net						987

Intangible assets future periods amortization expense

ly.

As of September 30, 2017, the Company expects amortization expense in future periods to be as follows (in thousands