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ORGANIZATION AND BASIS OF PRESENTATION (Tables)
3 Months Ended
Mar. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Revenue, Initial Application Period Cumulative Effect Transition [Table Text Block]
Effects of adoption of ASU 2014-09 are as follows:  
 
 
 
At January 1, 2018:
 
 
 
 
 
 
Prior to adoption of
ASU 2014-09
 
Subsequent to
adoption of ASU
2014-09
 
Change
 
Accumulated deficit
 
$
(39,425,900)
 
$
(39,345,747)
 
$
(80,153)
 
Deferred commission cost
 
$
-
 
$
80,153
 
$
80,153
 
Schedule of Cumulative Effect Ajustment to Statement of Financial Position [Table Text Block]
Effects of adoption of ASU 2017-11 modified retrospective are as follows:
 
 
 
At January 1, 2018:
 
 
 
Prior to adoption of
ASU 2014-09
 
Subsequent to
adoption of ASU
2014-09
 
Change
 
Derivative liabilities
 
$
2,984,010
 
$
-
 
$
(2,984,010)
 
Additional paid in capital
 
 
40,120,293
 
 
40,881,783
 
 
761,490
 
Accumulated deficit
 
$
(39,425,900)
 
$
(37,203,380)
 
$
2,222,520
 
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Potentially dilutive securities excluded from the computation of basic and diluted net earnings (loss) per share are as follows:
 
 
 
March 31,
2018
 
March 31,
2017
 
Preferred stock
 
 
7,186,314
 
 
6,872,745
 
Options to purchase common stock
 
 
26,454,993
 
 
25,931,207
 
Warrants to purchase common stock
 
 
44,194,663
 
 
63,723,041
 
Restricted stock units
 
 
3,908,471
 
 
1,654,917
 
Totals
 
 
81,744,441
 
 
98,181,910
 
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
The following are the Company’s assets and liabilities, measured at fair value on a recurring basis, as of March 31, 2018 and December 31, 2017:
 
 
 
 
 
 
Fair Value
 
 
 
Fair Value
 
Hierarchy
 
Assets
 
 
 
 
 
 
 
Marketable securities, March 31, 2018
 
$
978
 
 
Level 1
 
Marketable securities, December 31, 2017
 
$
750
 
 
Level 1
 
 
 
 
 
 
 
 
 
Liabilities
 
 
 
 
 
 
 
Derivative Liability ,March 31, 2018
 
$
-
 
 
Level 3
 
Derivative Liability , December 31, 2017
 
$
2,984,010
 
 
Level 3