STOCKHOLDERS' EQUITY - Additional Information (Details) - USD ($)				1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 03, 2019	Feb. 07, 2019	Feb. 07, 2019	Aug. 31, 2019	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Aug. 14, 2019
Class of Stock [Line Items]
Common Stock, Shares, Issued					8,876,555		8,876,555		7,579,995
Common Stock, Shares, Outstanding					8,876,555		8,876,555		7,579,995
Number of options granted	92,939		28,700				15,596
Exercised (in dollars per share)		$ 10.55
Exercised Weighted Average Remaining Term		5 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights							21,932
Stock or Unit Option Plan Expense					$ 600,845
Restricted Stock or Unit Expense					202,213	$ 32,398	$ 760,596	$ 336,625
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options					$ 703,174		$ 703,174
Class of Warrant or Right, Number of Securities Called by Warrants or Rights					27,231		27,231			146,667
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 6.00
Weighted average exercise price	$ 6.53
Term of option	10 years
Vesting term	3 years
Black-Scholes value on the grant date of the options	$ 571,471						$ 258,392
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number					11,055		11,055
Stock Issued During Period Shares Stock Warrants Exercised							1,252,319
Proceeds from Warrant Exercises				$ 2,114,918			$ 2,231,745
Preferred Stock, Liquidation Preference, Value					$ 1,287,007		$ 1,287,007		$ 1,242,740
Preferred Stock, Liquidation Preference Per Share					$ 10		$ 10
Proceeds from Stock Options Exercised							$ 24,897
Number of shares, exercised				1,212,136
Warrants issued					27,231		27,231			146,667
Warrants exercise price										$ 6.00
Term of warrants										1 year
Employee Stock Option
Class of Stock [Line Items]
Expected dividend yield (as a percent)							0.00%
Allocated Share-based Compensation Expense					$ 71,002	60,020	$ 236,771	283,218
Warrant
Class of Stock [Line Items]
Allocated Share-based Compensation Expense						$ 0		$ 110,600
Class of Warrant or Right, Number of Securities Called by Warrants or Rights					0		0
Stock Issued During Period Shares Stock Warrants Exercised							11,254
Number of shares, exercised							1,279,550
Warrants issued					0		0
Maximum | Employee Stock Option
Class of Stock [Line Items]
Expected term							6 years
Expected volatility (as a percent)							156.23%
Risk-free interest rate (as a percent)							2.48%
Minimum | Employee Stock Option
Class of Stock [Line Items]
Expected term							3 years 3 months
Expected volatility (as a percent)							152.58%
Risk-free interest rate (as a percent)							1.83%
Series A Preferred Stock [Member]
Class of Stock [Line Items]
Redemption Price (in dollars per share)					$ 4.385		$ 4.385		$ 4.385
Preferred Stock, Dividend Rate, Percentage							5.00%
Dividends, Preferred Stock, Stock							$ 39,267
Common Stock Dividends, Shares							8,955
Preferred stock unpaid dividend equivalent common stock, Shares							52,909		43,954
Dividends Payable					$ 232,007		$ 232,007		$ 192,740
Preferred Stock, Shares Issued					105,000		105,000		105,000
Preferred Stock Issue Per Share					$ 10		$ 10
Warrant one
Class of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights				1,194,990
Warrants issued				1,194,990
Warrant one | Maximum
Class of Stock [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights				$ 2.50
Warrants exercise price				2.50
Warrant one | Minimum
Class of Stock [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights				1.63
Warrants exercise price				$ 1.63
Warrant two
Class of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights				85,719
Warrants issued				85,719
Warrant two | Maximum
Class of Stock [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights				$ 6.25
Warrants exercise price				6.25
Warrant two | Minimum
Class of Stock [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights				4.07
Warrants exercise price				$ 4.07