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Fair value of option grant assumptions (Details)
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Oct. 01, 2012
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Sep. 01, 2012
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Dec. 31, 2011
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| Fair value of option grant assumptions (Details) | |||
| Risk free interest rate. | 0.25% | 0.80% | 0.97% |
| Expected life (years) | 5.75 | 6.5 | 6.5 |
| Dividend yield rate | 0.00% | 0.00% | 0.00% |
| Volatility rate | 147.00% | 153.00% | 32.00% |
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- Definition
Dividend yield rate No definition available.
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- Definition
Expected life (years) No definition available.
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- Details
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- Definition
Risk free interest rate. No definition available.
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- Definition
Volatility rate No definition available.
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