STOCKHOLDERS' EQUITY (Series A Senior Preferred Stock) (Details)					1 Months Ended	12 Months Ended
	Dec. 20, 2018	Feb. 12, 2018 USD ($) shares	Jun. 29, 2017 USD ($) $ / shares shares	Jun. 23, 2017	Aug. 31, 2017 USD ($) shares	Dec. 31, 2018 USD ($) $ / shares shares	Dec. 31, 2017 USD ($) $ / shares shares
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) | $ / shares						$ 0.01	$ 0.01
Number of shares converted from debt instrument (in shares)		1,814,754
Conversion of debt into stock | $		$ 1,900,000				$ 3,191,000
Shares converted, value | $			$ 3,000,000
New shares issued (in shares)		1,814,754			22,518
Deemed dividend | $						$ 4,222,000	$ 12,431,000
Number of shares converted (in shares)					1,735,419
Conversion ratio						0.033
Warrants, fair value | $			$ 211,000
Issuance of warrants in conjunction with issuance of side agreement | $		$ 1,900,000			$ 84,000,000
Preferred stock, shares outstanding (in shares)						47	4,935
Preferred stock, shares issued (in shares)						47	4,935
Minimum
Class of Stock [Line Items]
Conversion ratio	0.033
Maximum
Class of Stock [Line Items]
Conversion ratio	0.5
Private Placement
Class of Stock [Line Items]
New shares issued (in shares)			107,056
Consideration received | $			$ 400,000
Transgenomics
Class of Stock [Line Items]
Shares converted, value | $			$ 3,000,000
Preferred stock - series A senior
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)			4,100,000			4,100,000	4,100,000
Preferred stock, par value (in dollars per share) | $ / shares			$ 0.01
Required separate approval percentage.				0.75%
Conversion price (in dollars per share) | $ / shares			$ 3.736329
Conversion of stock, discount rate			15.00%
Preferred stock, dividend rate (percentage)			8.00%
Deemed dividend | $			$ 5,200,000		$ 1,400,000
Conversion ratio					1
Warrants, fair value | $					$ 1,400,000
Preferred stock, shares outstanding (in shares)						0	0
Preferred stock, shares issued (in shares)					1,712,901	0	1,712,901
Preferred stock - series A senior | Minimum
Class of Stock [Line Items]
Required separate approval percentage.				0.67%
Preferred Stock [Member]
Class of Stock [Line Items]
Number of shares converted from debt instrument (in shares)			802,920
Number of shares converted (in shares)			7,155
Preferred Stock [Member] | Private Placement
Class of Stock [Line Items]
New shares issued (in shares)			107,056
Preferred Stock [Member] | Transgenomics
Class of Stock [Line Items]
Number of shares converted from debt instrument (in shares)			802,925
Common Stock
Class of Stock [Line Items]
Number of shares converted from debt instrument (in shares)			1,414,700			3,787,300
Number of shares converted (in shares)			5,352,847
Stock rights issued (in shares)					856,446