Quarterly report pursuant to Section 13 or 15(d)

Calculation of Basic and Diluted Net Income (Loss) Per Share (Detail)

v2.4.0.8
Calculation of Basic and Diluted Net Income (Loss) Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Numerator:        
Net income (loss) $ 4,610 $ (2,372) $ 5,628 $ (652)
Basic:        
Weighted average common shares used in computing basic net income (loss) per share 74,541 71,102 74,278 70,846
Add weighted average effect of dilutive securities:        
Stock options and restricted stock 1,240   1,387  
Weighted average common shares used in computing diluted net income (loss) per share 75,781 71,102 75,665 70,846
Basic $ 0.06 $ (0.03) $ 0.08 $ (0.01)
Diluted $ 0.06 $ (0.03) $ 0.07 $ (0.01)