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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2019
Basic and Diluted Weighted Average Shares Outstanding | Basic and diluted weighted average shares outstanding were as follows:
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
|  | (Amounts in thousands, except per share data) |
Net income |  | $ | 1,659 |  |  | $ | 4,794 |  |  | $ | 17,807 |  |  | $ | 10,979 |
Weighted average shares used in computing net income per share—basic |  |  | 50,852 |  |  |  | 43,822 |  |  |  | 47,087 |  |  |  | 43,729 |
Effect of dilutive shares: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options and restricted stock awards |  |  | 957 |  |  |  | 651 |  |  |  | 843 |  |  |  | 511 |
Convertible senior notes |  |  | — |  |  |  | 1,355 |  |  |  | — |  |  |  | 892 |
Dilutive potential common shares |  |  | 957 |  |  |  | 2,006 |  |  |  | 843 |  |  |  | 1,403 |
Weighted average shares used in computing net income per share—diluted |  |  | 51,809 |  |  |  | 45,828 |  |  |  | 47,930 |  |  |  | 45,132 |
Earnings per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.03 |  |  | $ | 0.11 |  |  | $ | 0.38 |  |  | $ | 0.25 |
Diluted |  | $ | 0.03 |  |  | $ | 0.10 |  |  | $ | 0.37 |  |  | $ | 0.24 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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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