Segment Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015
Segment Reporting Information [Line Items]
Total Assets	$ 18,378	$ 18,644	$ 18,950	$ 18,493	$ 19,063
Property & equipment, net	1,941	2,091
Intangible Assets	10,518	10,518
Revenues	9,887	10,983
Net income (loss)	(859)	(699)
UNITED STATES
Segment Reporting Information [Line Items]
Total Assets	11,826	11,592
Property & equipment, net	84	98
Intangible Assets	10,518	10,518
Revenues	985	1,349
Net income (loss)	(984)	(730)
GERMANY
Segment Reporting Information [Line Items]
Total Assets	6,357	6,989
Property & equipment, net	1,583	1,985
Intangible Assets	0	0
Revenues	8,859	9,633
Net income (loss)	167	76
POLAND
Segment Reporting Information [Line Items]
Total Assets	195	63
Property & equipment, net	4	8
Intangible Assets	0	0
Revenues	43	1
Net income (loss)	$ (42)	$ (45)