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Summary of the stock option activity and changes during the period (Details)
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Shares
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Weighted Average Exercise Price
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Weighted Average Remaining contractual Term
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Aggregate Intrinsic Value
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|---|---|---|---|---|
| Outstanding at Dec. 31, 2012 | 1,125,000 | 2.37 | 0 | 0 |
| Granted. | 1,585,000 | 4.66 | 0 | 0 |
| Forfeited. | (137,500) | 2.55 | 0 | 0 |
| Exercised. | (10,000) | 2.00 | 0 | 0 |
| Outstanding at Sep. 30, 2013 | 2,562,500 | 3.78 | 9.0 | 12,283,140 |
| Exercisable. at Sep. 30, 2013 | 237,500 | 2.37 | 6.7 | 2,931,520 |
| X | ||||||||||
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- Definition
The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. No definition available.
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| X | ||||||||||
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- Definition
Net number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
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| X | ||||||||||
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- Definition
Number of shares (or other type of equity) forfeited during the period. No definition available.
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| X | ||||||||||
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- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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