STOCKHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2018

Stockholders' Equity Attributable to Parent [Abstract]

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

As of December 31, 2018 and 2017, the Company has outstanding options to purchase 997,989 and 1,003,836 shares of common stock, respectively.

						Weighted				Intrinsic
				Weighted		Average				Value
	Number of			Average		Remaining				of
	Options			Exercise Price		Term		Exercisable		Options
Outstanding at December 31, 2016		1,029,262		$	5.00		3.34		603,655	$	1,161,244
Granted		58,000			4.00		5.00				-
Forfeited/Expired		(83,426	)		8.50
Outstanding at December 31, 2017		1,003,836		$	4.69		2.64		891,087	$	1,356,188
Granted		73,440			6.32		5.00				-
Exercised		(32,173	)		2.15
Forfeited/Expired		(47,114	)		9.31						-
Outstanding at December 31, 2018		997,989		$	4.67		2.14		925,545	$	4,705,220

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

Below is a table summarizing the Company’s outstanding warrants activity for the two years ended December 31, 2018. The Company had outstanding warrants to purchase 1,781,715 and 1,919,906 shares of the Company’s common stock as of December 31, 2018 and 2017, respectively:

						Weighted		Intrinsic
				Weighted		Average		Value
	Number of			Average		Remaining		of
	Warrants			Exercise Price		Term		Warrants
Outstanding at December 31, 2016		2,537,335		$	3.75		3.55	$	3,662,610
Granted		366,600			2.50		4.89		-
Exercised		(974,133	)		0.75
Forfeited		(9,896	)		12.25				-
Outstanding at December 31, 2017		1,919,906		$	4.84		2.61	$	1,656,083
Granted		303,234			5.14		2.64		—
Exercised		(137,525	)		5.87
Forfeited/Expired		(303,900	)		8.43				—
Outstanding at December 31, 2018		1,781,715		$	4.20		2.23	$	8,930,058

Nonvested Restricted Stock Shares Activity [Table Text Block]

The following table summarizes the restricted stock activity for the two years ended December 31, 2018:

Restricted shares issued as of January 1, 2017	50,105
Granted	106,235
Total Restricted Shares Issued at December 31, 2017	156,340
Granted	92,174
Forfeited/Cancelled	(26,000	)
Total Restricted Shares Issued at December 31, 2018	222,514
Vested at December 31, 2018	188,008
Unvested restricted shares as of December 31, 2018	34,506