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Stock-Based Compensation Plans (Tables) | 12 Months Ended
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Dec. 31, 2013
Fair Value of Stock Options Grants | The Company used the Black Scholes option pricing model to determine the fair value of stock option grants, using the following assumptions during the years ended December 31, 2013 and 2012:
|  | 2013 |  |  | 2012 |
Weighted average expected term |  |  | 6.25 years |  |  |  | 6.25 years |
Weighted average volatility |  |  | 111 | % |  |  | 134 | %
Weighted average risk-free interest rate |  |  | 1.54 | % |  |  | 0.8 | %
Dividend yield |  |  | 0 | % |  |  | 0 | %
Summary of Stock Option Activity Under the Option Plan | A summary of stock option activity under the Option Plan for the years ended December 31, 2013 and 2012, are presented below:
|  | Shares Under Option |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life |  |  | Aggregate Intrinsic Value |
Outstanding at January 1, 2012 |  |  | 1,661,750 |  |  | $ | 0.98 |  |  |  |  |  |  |  |  |
Granted |  |  | 322,500 |  |  | $ | 0.74 |  |  |  |  |  |  |  |  |
Exercised |  |  | (34,500 | ) |  | $ | 0.39 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (448,250 | ) |  | $ | 0.97 |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2012 |  |  | 1,501,500 |  |  | $ | 0.95 |  |  |  | 7.0 Years |  |  | $ | 78 |
Exercisable at December 31, 2012 |  |  | 810,623 |  |  | $ | 1.11 |  |  |  | 5.8 Years |  |  | $ | 50 |
Outstanding at January 1, 2013 |  |  | 1,501,500 |  |  | $ | 0.95 |  |  |  |  |  |  |  |  |
Granted |  |  | 1,424,216 |  |  | $ | 0.26 |  |  |  |  |  |  |  |  |
Exercised |  |  | (23,000 | ) |  | $ | 0.63 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (430,500 | ) |  | $ | 0.87 |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2013 |  |  | 2,472,216 |  |  | $ | 0.57 |  |  |  | 8.1 Years |  |  | $ | 178 |
Exercisable at December 31, 2013 |  |  | 808,623 |  |  | $ | 1.05 |  |  |  | 5.4 Years |  |  | $ | 5 |
Summary of Status of the Company's Non-Vested Shares Under Option | A summary of status of the Company’s non-vested shares under option as of and for the year ended December 31, 2013 is presented below:
|  | Non-vested Shares Under Option |  |  | Weighted Average Grant Date Fair Value |
Non-vested at January 1, 2013 |  |  | 690,877 |  |  | $ | 0.69 |
Granted |  |  | 1,424,216 |  |  | $ | 0.22 |
Vested |  |  | (276,250 | ) |  | $ | 0.78 |
Forfeited |  |  | (175,250 | ) |  | $ | 0.78 |
Non-vested at December 31, 2013 |  |  | 1,663,593 |  |  | $ | 0.29 |

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + References No definition available. + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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