Schedule of Earnings Per Share, Basic and Diluted |
The calculation of basic and diluted net income (loss) per share for the three and nine months ended September 30, 2012 and September 30, 2011 was as follows (in thousands, except per share amounts): | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | | September 30, 2012 | | September 30, 2011 | | September 30, 2012 | | September 30, 2011 | Basic net income (loss) per share | | | | | | | | | Numerator: | | | | | | | | | Net income (loss) | | $ | 87,917 |
| | $ | 196,514 |
| | $ | (250,516 | ) | | $ | 373,620 |
| Denominator: | | | | | | | | | Weighted-average common stock outstanding | | 86,992 |
| | 86,338 |
| | 86,785 |
| | 85,946 |
| Diluted net income (loss) per share | | | | | | | | | Denominator: | | | | | | | | | Weighted-average common stock outstanding | | 86,992 |
| | 86,338 |
| | 86,785 |
| | 85,946 |
| Effect of stock options, restricted stock units, stock purchase plan shares, and contingent issuable shares | | 773 |
| | 813 |
| | — |
| | 1,168 |
| Weighted-average shares used in computing diluted net income (loss) per share | | 87,765 |
| | 87,151 |
| | 86,785 |
| | 87,114 |
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| | | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | | September 30, 2012 | | September 30, 2011 | | September 30, 2012 | | September 30, 2011 | Per share information — basic: | | | | | | | | | Net income (loss) per share | | $ | 1.01 |
| | $ | 2.28 |
| | $ | (2.89 | ) | | $ | 4.35 |
| | | | | | | | | | Per share information — diluted: | | | | | | | | | Net income (loss) per share | | $ | 1.00 |
| | $ | 2.25 |
| | $ | (2.89 | ) | | $ | 4.29 |
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Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share |
The following number of outstanding employee stock options, restricted stock units and stock purchase plan shares were excluded from the computation of diluted net income (loss) per share for the three and nine months ended September 30, 2012 and September 30, 2011 as they would have had an anti-dilutive effect (in thousands): | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | | September 30, 2012 | | September 30, 2011 | | September 30, 2012 | | September 30, 2011 | Restricted stock units, stock purchase plan, and options to purchase common stock | | 1,071 |
| | 315 |
| | 1,907 |
| | 448 |
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