Geographic Information (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Revenue from External Customers by Geographic Areas [Table Text Block]

Revenue, classified by geographic location from which the revenue was originated, was as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2014		2013		2014		2013
United States	$	654	$	1,616	$	1,657	$	2,205
Germany		-		51		-		64
Total revenue	$	654	$	1,667	$	1,657	$	2,269