STOCKHOLDERS' EQUITY (Preferred Stock Induced Conversions) (Details) - USD ($)			9 Months Ended
	Feb. 12, 2019	Mar. 21, 2018	Sep. 30, 2019	Dec. 31, 2018
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)			15,000,000	15,000,000
Preferred stock, par value (in dollars per share)			$ 0.01	$ 0.01
Number of shares converted from debt instrument (in shares)	120,983
Conversion of convertible debt plus interest into common stock	$ 1,900,000
Warrants exercised			20,000
Preferred stock, shares outstanding (in shares)			47	47
Preferred stock, shares issued (in shares)			47	47
Preferred Stock [Member]
Class of Stock [Line Items]
Shares not converted			47
Preferred Stock [Member] | 2018 Inducement Agreement
Class of Stock [Line Items]
Conversion price (in dollars per share)		$ 11.25
Exercise price (in dollars per share)			$ 11.25	$ 15.60
Preferred Stock [Member] | 2018 Inducement Agreement | Deemed Dividend D
Class of Stock [Line Items]
Warrants, fair value			$ 1,200,000
Convertible Preferred Stock [Member] | Preferred Stock Induced Conversions, First Investor [Member]
Class of Stock [Line Items]
Class of Warrant or Right, Warrants or Rights Exercised		44,444
Convertible Preferred Stock [Member] | Preferred Stock Induced Conversions, Second Investor [Member]
Class of Stock [Line Items]
Issuance of warrants in conjunction with issuance of side agreement		$ 33,333