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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2019
Basic and Diluted Weighted Average Shares Outstanding | Basic and diluted weighted average shares outstanding were as follows:
|  | Three Months Ended March 31, |
|  | 2019 |  |  | 2018 |
|  | (Amounts in thousands, except per share data) |
Net income |  | $ | 8,053 |  |  | $ | 3,448 |
Weighted average shares used in computing net income per share - basic |  |  | 43,968 |  |  |  | 43,621 |
Effect of dilutive shares: |  |  |  |  |  |  |  |
Stock options and restricted stock awards |  |  | 725 |  |  |  | 390 |
Convertible senior notes |  |  | 1,586 |  |  |  | 316 |
Dilutive potential common shares |  |  | 2,311 |  |  |  | 706 |
Weighted average shares used in computing net income per share - diluted |  |  | 46,279 |  |  |  | 44,327 |
Earnings per share: |  |  |  |  |  |  |  |
Basic |  | $ | 0.18 |  |  | $ | 0.08 |
Diluted |  | $ | 0.17 |  |  | $ | 0.08 |

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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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