Segment Information (Details 2) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
Segment Information (Details 2) - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	$ 45	$ 54	$ 133	$ 165
United States [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	37	47	119	146
Canada [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	1	1	3	2
U.K. [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	$ 7	$ 6	$ 11	$ 17
Other foreign markets [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses