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STOCKHOLDERS' EQUITY (Tables)
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3 Months Ended |
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Mar. 31, 2015
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| Stockholders' Equity Note [Abstract] |
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| Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] |
A summary of warrants activity during three months ended March 31, 2015 is presented below: | | | | | | | | Weighted | | | | | | | | | | Weighted | | Average | | | | | | | | | | Average | | Remaining | | | | | | | Number of | | Exercise | | Life | | Intrinsic | | | | | Warrants | | Price | | In Years | | Value | | | Outstanding, December 31, 2014 | | | 1,069,674 | | $ | 2.26 | | | | | | | | | Issued | | | 53,000 | | $ | 2.00 | | | | | | | | | Exercised | | | - | | | - | | | | | | | | | Expired | | | - | | | - | | | | | | | | | Outstanding, March 31, 2015 | | | 1,122,674 | | $ | 2.26 | | | 3.3 | | $ | 18,913 | | | | | | | | | | | | | | | | | | Exercisable, March 31, 2015 | | | 1,122,674 | | $ | 2.26 | | | 3.3 | | $ | 18,913 | |
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| Schedule of Share-based Compensation, Equity Instruments Other than Options, by Exercise Price Range [Table Text Block] |
A summary of outstanding and exercisable warrants as of March 31, 2015 is presented below: | | | | Warrants Outstanding | | Warrants Exercisable | | | | | | | | | | | Weighted | | | | | | | | | | | Outstanding | | Average | | Exercisable | | | Exercise | | Exercisable | | Number of | | Remaining | | Number of | | | Price | | Into | | Warrants | | Life In Years | | Warrants | | | $ | 1.59 | | Common Stock | | | 46,130 | | | 0.3 | | | 46,130 | | | $ | 2.30 | | Preferred Stock | | | 973,544 | | | 3.3 | | | 973,544 | | | $ | 2.00 | | Common Stock | | | 103,000 | | | 4.9 | | | 103,000 | | | | | | Total | | | 1,122,674 | | | 3.3 | | | 1,122,674 | |
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| Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] |
A summary of options activity during the three months ended March 31, 2015 is presented below: | | | Number of
Options | | Weighted
Average
Exercise
Price | | Weighted
Average
Remaining
Life
(in years) | | Intrinsic
Value | | | Outstanding, December 31, 2014 | | | 7,806,836 | | $ | 2.85 | | | | | | | | | Granted | | | - | | | - | | | | | | | | | Exercised | | | - | | | - | | | | | | | | | Expired | | | (592,496) | | | 1.96 | | | | | | | | | Forfeited | | | - | | | - | | | | | | | | | Outstanding, March 31, 2015 | | | 7,214,340 | | $ | 2.92 | | | 3.1 | | $ | - | | | | | | | | | | | | | | | | | | Exercisable, March 31, 2015 | | | 4,416,740 | | $ | 3.13 | | | 2.4 | | $ | - | |
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| Schedule of Share-based Compensation, Shares Outstanding under Stock Option Plans, by Exercise Price Range [Table Text Block] |
The following table presents information related to stock options at March 31, 2015: | | | Options Outstanding | | Options Exercisable | | | | | Weighted | | | | | Weighted | | Weighted | | | | | | Range of | | Average | | Outstanding | | Average | | Average | | Exercisable | | | Exercise | | Exercise | | Number of | | Exercise | | Remaining Life | | Number of | | | Price | | Price | | Options | | Price | | In Years | | Options | | | $2.48 - $2.50 | | $ | 2.48 | | | 5,279,000 | | $ | 2.48 | | | 3.2 | | | 2,692,500 | | | $2.51 - $3.50 | | $ | 2.72 | | | 40,711 | | $ | 3.16 | | | 2.0 | | | 40,711 | | | $3.51 - $4.50 | | $ | 3.85 | | | 1,859,000 | | $ | 3.85 | | | 1.3 | | | 1,647,900 | | | $4.51 - $9.50 | | $ | 8.03 | | | 19,868 | | $ | 8.03 | | | 0.1 | | | 19,868 | | | $9.51 - $41.78 | | $ | 33.94 | | | 15,761 | | $ | 33.94 | | | 0.1 | | | 15,761 | | | $2.48 - $41.78 | | $ | 2.92 | | | 7,214,340 | | $ | 3.13 | | | 2.4 | | | 4,416,740 | |
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