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J. Option Transactions (Details) (Options, USD $)
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9 Months Ended | 12 Months Ended |
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Sep. 30, 2013
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Dec. 31, 2012
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Options
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| Number of shares | ||
| Shares outstanding - beginning balance | 1,280,642 | 685,000 |
| Number of shares - granted | 504,583 | 915,642 |
| Number of shares - exercised | 0 | 0 |
| Number of shares - cancelled or expired | (50,000) | (320,000) |
| Shares outstanding - ending balance | 1,735,225 | 1,280,642 |
| Weighted Average Price Per Share | ||
| Weighted average price per share - beginning balance | $ 0.62 | $ 1.45 |
| Weighted average price per share - granted | $ 0.18 | $ 0.19 |
| Weighted average price per share - exercised | $ 0 | $ 0 |
| Weighted average price per share - cancelled or expired | $ 2.69 | $ 1.16 |
| Weighted average price per share - ending balance | $ 0.47 | $ 0.62 |
| X | ||||||||||
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- Definition
Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Gross number of share options (or share units) granted during the period. No definition available.
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- Definition
Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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- Definition
Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. No definition available.
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- Definition
Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. 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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