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EARNINGS PER SHARE (Tables) | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Reconciliation of basic and diluted earnings per share computations | The following are computations of basic and diluted earnings per share (in thousands except for per share amounts):
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
Numerator for basic and diluted earnings per share: |  |  |  |  |  |  |  |  |
Net income | $ | 31,089 |  |  | $ | 12,058 |  |  | $ | 49,205 |  |  | $ | 16,545 |
Denominator: |  |  |  |  |  |  |  |  |
Basic shares outstanding | 56,059 |  |  | 57,033 |  |  | 56,222 |  |  | 57,149 |
Dilutive effect of equity-based compensation awards | 232 |  |  | 162 |  |  | 138 |  |  | 131 |
Dilutive shares outstanding | 56,291 |  |  | 57,195 |  |  | 56,360 |  |  | 57,280 |
Basic income per share: | $ | 0.55 |  |  | $ | 0.21 |  |  | $ | 0.88 |  |  | $ | 0.29 |
Diluted income per share: | $ | 0.55 |  |  | $ | 0.21 |  |  | $ | 0.87 |  |  | $ | 0.29 |

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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://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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