QUARTERLY INFORMATION (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Quarterly Financial Information Disclosure [Abstract]
Revenues	$ 902	$ 1,181	$ 1,695	$ 991	$ 1,240	$ 919	$ 937	$ 1,063	$ 928	$ 2,496	$ 1,024	$ 856
Cost of Sales	539	321	798	286	261	248	232	251	258	299	296	237
Operating expenses	2,921	2,813	2,660	2,641	2,797	2,793	2,667	2,706	2,504	2,375	2,306	2,316	$ 11,035	$ 10,963	$ 9,501
Loss from Operations	(2,558)	(1,953)	(1,763)	(1,936)	(1,818)	(2,122)	(1,962)	(1,894)	(1,834)	(178)	(1,578)	(1,697)
Interest expense (income), net	$ 11	1	$ (2)	437	128	104	105	79	74	73	73	1	447	416	221
Change in fair value of derivative liabilities									97	(470)	3,973	1,176
Other expense (income), net		(99)		(46)	(8)	(1)	(5)	$ (283)	(212)	(123)	(4)	(104)
Income tax expense (benefit)	$ 10	3	$ 6	3	10	3	12		3	3	(1)	3	22	25	8
Net income (loss)	$ (2,579)	$ (1,858)	$ (1,767)	$ (2,330)	$ (1,948)	$ (2,228)	$ (2,074)	$ (1,690)	$ (1,796)	$ 339	$ (5,619)	$ (2,773)	$ (8,534)	$ (7,940)	$ (9,849)
Net income (loss) per share:
Net income (loss)	$ (.02)	$ (0.02)	$ (0.02)	$ (0.03)	$ (0.02)	$ (0.02)	$ (0.02)	$ (0.02)	$ (0.02)	$ 0	$ (0.07)	$ (0.04)	$ (0.09)	$ (0.09)	$ (.12)
Preferred dividends	(.01)	0.00	0.00	0.00	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(.01)
Basic income (loss) per share to common shareholders	$ (.03)	$ (0.02)	$ (0.02)	$ (0.03)	$ (0.02)	$ (0.02)	$ (0.02)	$ (0.02)	$ (0.02)	$ 0	$ (0.07)	$ (0.04)	$ (.01)	$ (.09)	$ (.12)
Basic weighted-average shares outstanding	94,070,895	93,876,339	93,674,349	93,515,640	93,384,834	93,162,548	91,930,400	88,604,221	85,594,118	83,750,636	78,581,502	76,846,563	93,786,079	91,795,971	81,231,962