v2.4.0.8

Net income (loss) per share attributable to common stockholders (Tables) | 9 Months Ended
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Sep. 30, 2013
Net income (loss) per share attributable to common stockholders |
Schedule of computation of basic and diluted net income (loss) per share attributable to common stockholders |
|  | Three Months Ended September 30, |  | Nine Months Ended September 30, |
|  | 2013 |  | 2012 |  | 2013 |  | 2012 |
|  | (in thousands) |
Numerator: |  |  |  |  |  |  |  |  |
Net income (loss) attributable to common stockholders, basic and diluted |  | $ | 354 |  | $ | 2,777 |  | $ | (1,166 | ) | $ | 5,895 |
Denominator: |  |  |  |  |  |  |  |  |
Weighted average common stock, basic |  | 35,593 |  | 35,080 |  | 35,620 |  | 34,618 |
Dilutive effect of stock options |  | 1,347 |  | 2,257 |  | — |  | 2,706 |
Dilutive effect of RSUs |  | 189 |  | — |  | — |  | — |
Weighted average common stock, dilutive |  | 37,129 |  | 37,337 |  | 35,620 |  | 37,324 |
Net income (loss) per share attributable to common stockholders: |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.01 |  | $ | 0.08 |  | $ | (0.03 | ) | $ | 0.17 |
Diluted |  | $ | 0.01 |  | $ | 0.07 |  | $ | (0.03 | ) | $ | 0.16 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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