v2.4.0.6

Net income per share attributable to common stockholders (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Numerator: |  |
Net (loss) income attributable to common stockholders, basic and diluted | $ (1,121) | $ 1,657
Denominator: |  |
Weighted average common shares, basic | 35,597,000 | 33,969,000
Dilutive effect of stock-based awards (in shares) |  | 2,663,000
Weighted average common shares, dilutive | 35,597,000 | 36,632,000
Net (loss) income per share attributable to common stockholders: |  |
Basic (in dollars per share) | $ (0.03) | $ 0.05
Diluted (in dollars per share) | $ (0.03) | $ 0.05
Options to purchase common stock |  |
Anti-dilutive securities |  |
Anti-dilutive securities excluded from the computation of diluted net income per share |  | 2,033,129

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