Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of intangible assets

Intangible assets consisted of the following (dollars in thousands):

	March 31, 2017
							Weighted
	Gross				Net		Average
	Carrying		Accumulated		Carrying		Useful Life
	Amount		Amortization		Value		(in Years)
Developed technology	$	3,900		(3,900)	$	-	-
Vision development costs		2,885		(180)		2,705	8.0
Software development costs		174		-		174	-
Total	$	6,959	$	(4,080)	$	2,879	8.0

	December 31, 2016
							Weighted
	Gross				Net		Average
	Carrying		Accumulated		Carrying		Useful Life
	Amount		Amortization		Value		(in Years)
Developed technology	$	3,900	$	(3,900)	$	-	-
Vision development costs		2,885		(90)		2,795	8.0
	$	6,785	$	(3,990)	$	2,795	8.0