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STOCKHOLDERS' EQUITY (Tables)
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6 Months Ended |
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Jun. 30, 2014
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Employee Stock Option [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] |
A summary of options activity during the six months ended June 30, 2014 is presented below:
| | | | | | Weighted | | Weighted | | | | |
| | | | | | Average | | Average | | | | |
| | | | Number of | | Exercise | | Remaining Life | | Intrinsic | |
| | | | Options | | Price | | (in years) | | Value | |
| Outstanding, December 31, 2013 | | | 7,136,236 | | $ | 2.85 | | | | | | |
| Granted | | | - | | | - | | | | | | |
| Exercised | | | (598,367) | | | 1.59 | | | | | | |
| Expired | | | (784,965) | | | 2.67 | | | | | | |
| Forfeited | | | (595,068) | | | 2.79 | | | | | | |
| Outstanding, June 30, 2014 | | | 5,157,836 | | $ | 3.04 | | 2.9 | | $ | 252,104 | |
| | | | | | | | | | | | | |
| Exercisable, June 30, 2014 | | | 4,630,041 | | $ | 2.94 | | 3.0 | | $ | 252,104 | |
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| Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
The Company used the following weighted average assumptions in applying the Black-Scholes option pricing model during the three and six months ended June 30, 2014 and 2013:
| | For The Three Months Ended
June 30, | | For The Six Months Ended
June 30, | |
| | 2014 | | 2013 | | 2014 | | 2013 | |
| Risk free interest rate | | | n/a | | | | 0.71 | % | n/a | | 0.71 | % |
| Expected term (years) | | | n/a | | | | 3.08 | | n/a | | 3.09 | |
| Expected volatility | | | n/a | | | | 48.2 | % | n/a | | 48.4 | % |
| Expected dividends | | | n/a | | | | 0 | % | n/a | | 0 | % |
| Forfeiture rate | | | 5.0 | % | | | 5.0 | % | 5.0 | % | 5.0 | % |
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| Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
The following table presents information related to stock options at June 30, 2014:
| | | 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 | |
| $1.59 - $2.00 | | $ | 1.59 | | | 381,975 | | $ | 1.59 | | | 0.6 | | | 381,975 | |
| $2.01 - $2.50 | | $ | 2.48 | | | 2,630,000 | | $ | 2.48 | | | 4.0 | | | 2,630,000 | |
| $2.51 - $3.50 | | $ | 2.72 | | | 251,232 | | $ | 2.72 | | | 1.0 | | | 251,232 | |
| $3.51 - $4.50 | | $ | 3.85 | | | 1,859,000 | | $ | 3.85 | | | 2.1 | | | 1,331,205 | |
| $4.51 - $9.50 | | $ | 8.03 | | | 19,868 | | $ | 8.03 | | | 0.8 | | | 19,868 | |
| $9.51 - $41.78 | | $ | 33.94 | | | 15,761 | | $ | 33.94 | | | 0.8 | | | 15,761 | |
| $1.59 - $41.78 | | $ | 3.04 | | | 5,157,836 | | $ | 2.94 | | | 3.0 | | | 4,630,041 | |
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Warrant [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] |
A summary of warrants activity during six months ended June 30, 2014 is presented below:
| | | | | | | | Weighted | | | | |
| | | | | | Weighted | Average | | | | |
| | | | | | Average | Remaining | | | | |
| | | Number of | | Exercise | Life | | Intrinsic | |
| | | Warrants | | Price | In Years | | Value | |
| Outstanding, December 31, 2013 | | | 899,156 | | $ | 2.54 | | | | | | | |
| Issued | | | 237,464 | | | 2.30 | | | | | | | |
| Exercised | | | - | | | - | | | | | | | |
| Expired | | | (109,441) | | | 3.70 | | | | | | | |
| Outstanding, June 30, 2014 | | | 1,027,179 | | $ | 2.36 | | | 3.7 | | $ | 32,752 | |
| | | | | | | | | | | | | | |
| Exercisable, June 30, 2014 | | | 1,027,179 | | $ | 2.36 | | | 3.7 | | $ | 32,752 | |
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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 June 30, 2014 is presented below:
| Warrants Outstanding | | | Warrants Exercisable | |
| | | | | | | | | | Weighted | | | | |
| | | | | | | Outstanding | | | Average | | | Exercisable | |
| | Exercise | | Exercisable | | | Number of | | | Remaining Life | | | Number of | |
| | Price | | Into | | | Warrants | | | In Years | | | Warrants | |
| $ | 1.59 | | Common Stock | | | 46,130 | | | 1.0 | | | 46,130 | |
| $ | 2.30 | | Preferred Stock | | | 911,564 | | | 4.0 | | | 911,564 | |
| $ | 3.70 | | Common Stock | | | 69,485 | | | 0.3 | | | 69,485 | |
| | | | Total | | | 1,027,179 | | | 3.6 | | | 1,027,179 | |
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