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EARNINGS PER SHARE | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
EARNINGS PER SHARE | EARNINGS PER SHARE 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 |
For the three months ended September 30, 2018 and September 30, 2017, the dilutive effect of all then outstanding restricted stock and performance awards is included in the EPS calculation above except for 304,644 and 301,300, respectively, of performance stock awards for which the performance criteria were not attained at that time and 6,565 and 3,724, respectively, of restricted stock awards which were antidilutive at that time. For the nine months ended September 30, 2018 and September 30, 2017, the dilutive effect of all then outstanding restricted stock and performance awards is included in the EPS calculation above except for 304,644 and 301,300, respectively, of performance stock awards for which the performance criteria were not attained at that time and 91,743 and 19,485, respectively, of restricted stock awards which were antidilutive at that time.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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