Note 5 - Other Intangible Assets

12 Months Ended

Dec. 31, 2016

Notes to Financial Statements

Intangible Assets Disclosure [Text Block]

(5) Other Intangible Assets

The carrying values of the Company’s definite-lived intangible assets as of

December

31,

2016

and

2015

are as follows (in thousands):

	Patents			Non- Compete			Customer List			Total
Estimated useful life (in years)		14			5			5
Gross amount at December 31, 2016	$	429		$	512		$	2,046		$	2,987
Accumulated amortization at December 31, 2016		(429	)		(449	)		(1,791	)		(2,669	)
Net balance at December 31, 2016	$	-		$	63		$	255		$	318
Gross amount at December 31, 2015	$	429		$	512		$	2,046		$	2,987
Accumulated amortization at December 31, 2015		(429	)		(387	)		(1,535	)		(2,351	)
Net balance at December 31, 2015	$	-		$	125		$	511		$	636

Amortization expense related to intangible assets was approximately

$318,000,

$318,000,

and

$393,000,

for the years ended

December

31,

2016,

2015

and

2014,

respectively. Future amortization for the years ending

December

31

will be approximately (in thousands):

2017		318
Total	$	318