Stock-based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Schedule of Changes in Common Stock Options [Table Text Block]

				Weighted
				Average
				Exercise
	Options			Price
Outstanding at December 31, 2014	2,165,000		$	1.71
Granted	50,000		$	0.42
Expired	(40,000	)	$	0.90
Outstanding at June 30, 2015	2,175,000		$	1.70
Options exercisable at June 30, 2015	1,743,750		$	1.78

Schedule of Share-based Compensation, Restricted Stock, Activity [Table Text Block]

				Weighted
	Restricted			Average Grant
	Stock			Date Fair Value
	Awards			Per Share
Awards at December 31, 2014	300,000		$	0.38
Granted	—			—
Vested	(150,000	)	$	0.38
Unvested awards at June 30, 2015	150,000		$	0.38
Vested awards at June 30, 2015	150,000		$	0.38