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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2016
Accounting Policies [Abstract] |
Schedule of Calculation of Numerator and Denominator in EPS | The following table sets forth the computation of basic and diluted earnings per share:
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
Numerator: |  |  |  |  |
Income from continuing operations for calculating basic and diluted earnings per share | $ | 60,127 |  |  | $ | 60,710 |  |  | $ | 85,438 |
Loss from discontinued operations | — |  |  | — |  |  | (272 | )
Net income for calculating basic and diluted earnings per share | $ | 60,127 |  |  | $ | 60,710 |  |  | $ | 85,166 |
Denominator (in thousands): |  |  |  |  |
Weighted-average common shares for calculating basic earnings per share | 34,997 |  |  | 28,138 |  |  | 28,671 |
Effect of dilutive securities: |  |  |  |  |
Stock options and nonvested awards | 7 |  |  | 188 |  |  | 399 |
Weighted-average common shares for calculating diluted earnings per share | 35,004 |  |  | 28,326 |  |  | 29,070 |
Basic earnings per share: |  |  |  |  |
Income from continuing operations | $ | 1.72 |  |  | $ | 2.16 |  |  | $ | 2.98 |
Loss from discontinued operations | — |  |  | — |  |  | (0.01 | )
Net income per basic share | $ | 1.72 |  |  | $ | 2.16 |  |  | $ | 2.97 |
Diluted earnings per share: |  |  |  |  |
Income from continuing operations | $ | 1.72 |  |  | $ | 2.14 |  |  | $ | 2.94 |
Loss from discontinued operations | — |  |  | — |  |  | (0.01 | )
Net income per diluted share | $ | 1.72 |  |  | $ | 2.14 |  |  | $ | 2.93 |

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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://www.xbrl.org/2003/role/presentationRef -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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