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v2.4.0.6

Liabilities (Details) (USD $) | 0 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 01, 2009 | Dec. 12, 2007 | Dec. 28, 2012 | Dec. 30, 2011 | Mar. 01, 2007
Common stock price per share | $ 1.01 | $ 2.63 | $ 5.82 | $ 10.49 |
Number of warrants | 700,000 | 700,000 | 70,000 | 70,000 | 70,000
Expected dividends | 0.00% | 0.00% | 0.00% | 0.00% |
Expected volatility | 7.44% | 6.73% | 42.15% | 63.61% |
Risk-free rate | 3.28% | 3.88% | 0.01% | 0.25% |
Life (in years) | 6 years | 6 years | 0 years 2 months 23 days | 1 year 3 months |

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