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EARNINGS PER SHARE (Tables) | 6 Months Ended
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Jun. 30, 2019
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 |  | Six Months Ended
| June 30, |  | June 30,
| 2019 |  | 2018 |  | 2019 |  | 2018
Numerator for basic and diluted earnings per share: |  |  |  |  |  |  |
Net income | $ | 36,244 |  |  | $ | 30,747 |  |  | $ | 37,220 |  |  | $ | 18,116 |
Denominator: |  |  |  |  |  |  |
Basic shares outstanding | 55,875 |  |  | 56,410 |  |  | 55,861 |  |  | 56,304 |
Dilutive effect of stock-based compensation awards | 191 |  |  | 95 |  |  | 140 |  |  | 95 |
Dilutive shares outstanding | 56,066 |  |  | 56,505 |  |  | 56,001 |  |  | 56,399 |
Basic income per share: | $ | 0.65 |  |  | $ | 0.55 |  |  | $ | 0.67 |  |  | $ | 0.32 |
Diluted income per share: | $ | 0.65 |  |  | $ | 0.54 |  |  | $ | 0.66 |  |  | $ | 0.32 |

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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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