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Per Share Data (Tables) | 6 Months Ended
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Jun. 30, 2016
Earnings Per Share [Abstract] |
Calculation Of Basic And Diluted Earnings Per Share | The following table presents information necessary to calculate basic and diluted earnings per share for the periods indicated:
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
(in thousands, except per share amounts) |  | 2016 |  | 2015 |  | 2016 |  | 2015
Earnings per common share calculation – basic |  |  |  |  |  |  |  |
Income from continuing operations attributable to common shareholders |  | $ | 68,536 |  |  | $ | 31,023 |  |  | $ | 105,190 |  |  | $ | 141,753 |
Amount allocated to participating securities |  | (4,278 | ) |  | (251 | ) |  | (5,181 | ) |  | (1,302 | )
Income from continuing operations attributable to common shareholders, net of amount allocated to participating securities |  | $ | 64,258 |  |  | $ | 30,772 |  |  | $ | 100,009 |  |  | $ | 140,451 |
Income from discontinued operations, including gain on sale, attributable to common shareholders |  | 377,766 |  |  | 5,056 |  |  | 382,842 |  |  | 9,925 |
Net income attributable to common shareholders, as adjusted – basic |  | $ | 442,024 |  |  | $ | 35,828 |  |  | $ | 482,851 |  |  | $ | 150,376 |
Earnings per common share from continuing operations |  | $ | 0.72 |  |  | $ | 0.34 |  |  | $ | 1.12 |  |  | $ | 1.58 |
Earnings per common share from discontinued operations |  | 4.22 |  |  | 0.06 |  |  | 4.28 |  |  | 0.11 |
Total earnings per common share – basic |  | $ | 4.94 |  |  | $ | 0.40 |  |  | $ | 5.40 |  |  | $ | 1.69 |
Weighted average number of common shares outstanding – basic |  | 89,559 |  |  | 89,153 |  |  | 89,451 |  |  | 89,071 |
Earnings per common share calculation – diluted |  |  |  |  |  |  |  |
Income from continuing operations attributable to common shareholders, net of amount allocated to participating securities |  | $ | 64,258 |  |  | $ | 30,772 |  |  | $ | 100,009 |  |  | $ | 140,451 |
Income allocated to common units from continuing operations |  | — |  |  | 274 |  |  | — |  |  | 1,615 |
Income from continuing operations attributable to common shareholders, as adjusted |  | $ | 64,258 |  |  | $ | 31,046 |  |  | $ | 100,009 |  |  | $ | 142,066 |
Income from discontinued operations, including gain on sale, attributable to common shareholder |  | 377,766 |  |  | 5,056 |  |  | 382,842 |  |  | 9,925 |
Net income attributable to common shareholders – diluted |  | $ | 442,024 |  |  | $ | 36,102 |  |  | $ | 482,851 |  |  | $ | 151,991 |
Earnings per common share from continuing operations |  | $ | 0.72 |  |  | $ | 0.34 |  |  | $ | 1.12 |  |  | $ | 1.57 |
Earnings per common share from discontinued operations |  | 4.20 |  |  | 0.06 |  |  | 4.26 |  |  | 0.11 |
Total earnings per common share – diluted |  | $ | 4.92 |  |  | $ | 0.40 |  |  | $ | 5.38 |  |  | $ | 1.68 |
Weighted average number of common shares outstanding – basic |  | 89,559 |  |  | 89,153 |  |  | 89,451 |  |  | 89,071 |
Incremental shares issuable from assumed conversion of: |  |  |  |  |  |  |  |
Common share options and share awards granted |  | 303 |  |  | 288 |  |  | 329 |  |  | 339 |
Common units |  | — |  |  | 811 |  |  | — |  |  | 1,086 |
Weighted average number of common shares outstanding – diluted |  | 89,862 |  |  | 90,252 |  |  | 89,780 |  |  | 90,496 |

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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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