Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013
Basic:
Net income (loss) applicable to common stockholders	$ (322)	$ 258	$ (1,711)	$ (6,724)	$ (6,199)	$ (7,301)
Weighted average shares outstanding – basic	31,271,234	31,215,799	31,271,234	31,186,252
Net loss per share – basic	$ (0.01)	$ 0.01	$ (0.05)	$ (0.22)
Diluted:
Net income (loss) applicable to common stockholders	$ (322)	$ 258	$ (1,711)	$ (6,724)	$ (6,199)	$ (7,301)
Weighted average shares outstanding – basic	31,271,234	31,215,799	31,271,234	31,186,252
Weighted average shares outstanding – diluted	31,271,234	31,215,799	31,271,234	31,186,252
Net income (loss) per share – diluted	$ (0.01)	$ 0.01	$ (0.05)	$ (0.22)