Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

The following table summarizes our major classes of intangible assets (in thousands):

	December 31,
	2016			2015
Patents	$	1,102		$	1,081
Licenses	379			379
	1,481			1,460
Accumulated amortization	(466		)	(379		)
Intangibles, net	$	1,015		$	1,081