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NOTE 9 - STOCK-BASED COMPENSATION (Detail) - (Table 1) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Weighted average grant date fair value per share of options granted (in Dollars per share) $ 7.08 $ 6.28
Significant weighted average assumptions used in calculating fair value:    
Expected term 6 years 222 days 6 years 178 days
Expected annual volatility 58.10% 58.50%
Risk-free interest rate 1.38% 1.40%