2. Net Loss Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net Loss Per Common Share Details
Net loss (in thousands)	$ (621)	$ (1,043)	$ (2,267)	$ (3,273)
Weighted-average share reconciliation:
Weighted-average basic shares outstanding	13,411,569	13,207,041	13,316,277	12,870,728
Diluted shares outstanding	13,411,569	13,207,041	13,316,277	12,870,728
Net loss per common share:
Basic	$ (0.05)	$ (0.08)	$ (0.17)	$ (0.25)
Diluted	$ (0.05)	$ (0.08)	$ (0.17)	$ (0.25)