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Stock-Based Compensation (Details 1) (USD $)
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9 Months Ended |
12 Months Ended |
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Sep. 30, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Stock Options [Member]
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| Summary of stock options/warrants |
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| Beginning Balance, Number of Options/Warrants |
8,118,955 |
6,245,000 |
9,600,000 |
| Granted, Number of Options/Warrants |
1,237,500 |
2,048,955 |
95,000 |
| Exercised, Number of Options/Warrants |
(75,000) |
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| Expired or canceled, during the period |
(4,500,000) |
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| Forfeited, Number of Options/Warrants |
(110,750) |
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(3,450,000) |
| Ending Balance, Number of Options/Warrants |
4,670,705 |
8,118,955 |
6,245,000 |
| Options/Warrants exercisable |
2,054,114 |
6,110,000 |
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| Beginning Balance, Weighted Average Exercise Price |
$ 0.41 |
|
$ 0.27 |
| Granted, Weighted Average Exercise Price |
$ 1.48 |
$ 0.80 |
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| Exercised, Weighted Average Exercise Price |
$ 0.33 |
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| Expired or canceled, during the period, Weighted Average Exercise Price |
$ 0.13 |
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| Forfeited, Weighted Average Exercise Price |
$ 0.97 |
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| Ending Balance, Weighted Average Exercise Price |
$ 0.94 |
$ 0.41 |
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| Exercisable, Weighted Average Exercise Price |
$ 0.73 |
$ 0.41 |
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| Weighted Average Fair Value of Options Granted |
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$ 0.80 |
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Non-employee Stock Option [Member]
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| Summary of stock options/warrants |
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| Beginning Balance, Number of Options/Warrants |
530,000 |
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| Granted, Number of Options/Warrants |
400,000 |
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| Exercised, Number of Options/Warrants |
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| Expired or canceled, during the period |
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| Forfeited, Number of Options/Warrants |
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| Ending Balance, Number of Options/Warrants |
930,000 |
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| Options/Warrants exercisable |
542,500 |
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| Beginning Balance, Weighted Average Exercise Price |
$ 0.94 |
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| Granted, Weighted Average Exercise Price |
$ 1.21 |
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| Exercised, Weighted Average Exercise Price |
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| Expired or canceled, during the period, Weighted Average Exercise Price |
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| Forfeited, Weighted Average Exercise Price |
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| Ending Balance, Weighted Average Exercise Price |
$ 1.06 |
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| Exercisable, Weighted Average Exercise Price |
$ 0.95 |
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Warrant [Member]
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| Summary of stock options/warrants |
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| Beginning Balance, Number of Options/Warrants |
2,342,500 |
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750,000 |
| Granted, Number of Options/Warrants |
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2,380,000 |
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| Exercised, Number of Options/Warrants |
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(37,500) |
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| Expired or canceled, during the period |
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|
(750,000) |
| Forfeited, Number of Options/Warrants |
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| Ending Balance, Number of Options/Warrants |
2,342,500 |
2,342,500 |
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| Options/Warrants exercisable |
2,342,500 |
2,342,500 |
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| Beginning Balance, Weighted Average Exercise Price |
$ 2.50 |
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| Granted, Weighted Average Exercise Price |
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$ 2.50 |
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| Exercised, Weighted Average Exercise Price |
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| Expired or canceled, during the period, Weighted Average Exercise Price |
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| Forfeited, Weighted Average Exercise Price |
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| Ending Balance, Weighted Average Exercise Price |
$ 2.50 |
$ 2.50 |
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| Exercisable, Weighted Average Exercise Price |
$ 2.50 |
$ 2.50 |
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| Weighted Average Fair Value of Options Granted |
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$ 2.50 |
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