Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets

Schedule of intangible assets

Intangible assets consist of the following (in thousands):

	Useful Life	June 30,		December 31,
	in Years	2016		2015
Trade name	15 - 20	$	1,225	$	1,186
Patents and know-how	5 - 12	4,195		4,002
Customer relationships	4 - 8	757		724
		6,177		5,912
Less accumulated amortization		(4,444)		(4,011)
		$	1,733	$	1,901

Schedule of estimated amortization expense

Estimated amortization expense for each of the next five years is as follows (in thousands):

Years ending December 31:
Remainder of 2016	$	228
2017	$	446
2018	$	163
2019	$	163
2020	$	163
2021	$	163