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Earnings Per Share | 9 Months Ended
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Sep. 30, 2015
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings (Loss) Per Common Share. Basic and diluted earnings (loss) per common share were calculated as follows (in thousands, except per share data):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
Numerator: |  |  |  |  |  |  |
Net earnings (loss) | $ | (4,092 | ) |  | $ | 25,925 |  |  | $ | 46,353 |  |  | $ | 70,872 |
Denominator: |  |  |  |  |  |  |
Weighted-average shares outstanding | 53,060 |  |  | 52,864 |  |  | 53,044 |  |  | 52,828 |
Effect of dilutive stock awards | 273 |  |  | 250 |  |  | 313 |  |  | 241 |
Weighted-average dilutive shares | 53,333 |  |  | 53,114 |  |  | 53,357 |  |  | 53,069 |
Basic earnings (loss) per share | $ | (0.08 | ) |  | $ | 0.49 |  |  | $ | 0.87 |  |  | $ | 1.34 |
Diluted earnings (loss) per share | $ | (0.08 | ) |  | $ | 0.49 |  |  | $ | 0.87 |  |  | $ | 1.34 |
Diluted loss per share for the three months ended September 30, 2015, did not include the effect of dilutive stock awards because the result would have been anti-dilutive. For the three-month periods ended September 30, 2015 and 2014, the number of anti-dilutive stock awards that were outstanding but not included in the computation of diluted earnings per common share were 2,676,685 and 2,507,547, respectively. For the nine-month periods ended September 30, 2015 and 2014, the number of anti-dilutive stock awards that were outstanding but not included in the computation of diluted earnings per common share were 2,302,669 and 2,513,948, respectively.

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