Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Amortization Of Intangible Assets [Table Text Block]

The following table summarizes other intangible assets:

					Total
					Intangibles
	Patents and				and
	Other		Proprietary		Proprietary
	Intangibles		Software		Software
	(in thousands)
December 31, 2011	$	1,764	$	757	$	2,521
Additions		-		-		-
Amortization		(275)		(657)		(932)
December 31, 2012		1,489		100		1,589
Additions		-		-		-
Amortization		(276)		(100)		(376)
December 31, 2013	$	1,213	$	-	$	1,213
Weighted-average remaining amortization period in years		5.7		-

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

As of December 31, 2013, we estimate future amortization expense of intangible assets to be (in thousands):

2014	$	259
2015		244
2016		216
2017		134
2018 and thereafter		360
Total future amortization expense	$	1,213