Segment Information (Details 2) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
Segment Information (Details 2) - USD ($) $ in Thousands	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	$ 34	$ 45	$ 112	$ 133
United States [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	28	37	94	119
Canada [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	1	1	3	3
U.K. [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses	5	7	15	11
Other foreign markets [Member]
Segment Reporting Information [Line Items]
Total consolidated depreciation and amortization expenses