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Per Share Information (Tables) | 6 Months Ended
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Jun. 30, 2016
Earnings Per Share [Abstract] |
Basic and Diluted Earnings Per Share | The amounts used to compute the basic and diluted earnings per share for the three and six months ended June 30, 2016 and 2015 are illustrated below (in thousands):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2016 |  |  | 2015 |  |  | 2016 |  |  | 2015 |
Amounts attributable to common stock: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income from continuing operations |  | $ | 16,562 |  |  | $ | 32,007 |  |  | $ | 37,058 |  |  | $ | 79,696 |
Net income from discontinued operations |  |  | — |  |  |  | 14,102 |  |  |  | — |  |  |  | 19,897 |
Net income attributable to common stock |  | $ | 16,562 |  |  | $ | 46,109 |  |  | $ | 37,058 |  |  | $ | 99,593 |
Weighted average shares: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding for basic earnings per share |  |  | 156,128 |  |  |  | 213,047 |  |  |  | 159,577 |  |  |  | 214,257 |
Effect of dilutive stock options |  |  | 2 |  |  |  | 12 |  |  |  | 2 |  |  |  | 12 |
Weighted average shares outstanding for diluted earnings per share |  |  | 156,130 |  |  |  | 213,059 |  |  |  | 159,579 |  |  |  | 214,269 |

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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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