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Earning Per Share and Earnings Per Unit (Tables) | 6 Months Ended
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Jun. 30, 2017
Schedule of Calculation of Numerator and Denominator in Earning Per Share and Earnings Per Unit | The following tables set forth the computation of net income per share – basic and net income per share – diluted for the Company (amounts in thousands except per share amounts):
|  | Six Months Ended June 30, |  |  | Quarter Ended June 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Numerator for net income per share – basic: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 354,101 |  |  | $ | 3,960,353 |  |  | $ | 204,160 |  |  | $ | 228,365 |
Allocation to Noncontrolling Interests – Operating Partnership, net |  |  | (12,765 | ) |  |  | (152,093 | ) |  |  | (7,354 | ) |  |  | (8,779 | )
Net (income) attributable to Noncontrolling Interests – Partially Owned Properties |  |  | (1,553 | ) |  |  | (1,545 | ) |  |  | (765 | ) |  |  | (781 | )
Preferred distributions |  |  | (1,546 | ) |  |  | (1,545 | ) |  |  | (773 | ) |  |  | (772 | )
Income from continuing operations available to Common Shares, net of Noncontrolling Interests |  |  | 338,237 |  |  |  | 3,805,170 |  |  |  | 195,268 |  |  |  | 218,033 |
Discontinued operations, net of Noncontrolling Interests |  |  | — |  |  |  | (118 | ) |  |  | — |  |  |  | 34 |
Numerator for net income per share – basic |  | $ | 338,237 |  |  | $ | 3,805,052 |  |  | $ | 195,268 |  |  | $ | 218,067 |
Numerator for net income per share – diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 354,101 |  |  | $ | 3,960,353 |  |  | $ | 204,160 |  |  | $ | 228,365 |
Net (income) attributable to Noncontrolling Interests – Partially Owned Properties |  |  | (1,553 | ) |  |  | (1,545 | ) |  |  | (765 | ) |  |  | (781 | )
Preferred distributions |  |  | (1,546 | ) |  |  | (1,545 | ) |  |  | (773 | ) |  |  | (772 | )
Income from continuing operations available to Common Shares |  |  | 351,002 |  |  |  | 3,957,263 |  |  |  | 202,622 |  |  |  | 226,812 |
Discontinued operations, net |  |  | — |  |  |  | (122 | ) |  |  | — |  |  |  | 35 |
Numerator for net income per share – diluted |  | $ | 351,002 |  |  | $ | 3,957,141 |  |  | $ | 202,622 |  |  | $ | 226,847 |
Denominator for net income per share – basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for net income per share – basic |  |  | 366,713 |  |  |  | 364,820 |  |  |  | 366,820 |  |  |  | 365,047 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
OP Units |  |  | 12,906 |  |  |  | 13,792 |  |  |  | 12,913 |  |  |  | 13,887 |
Long-term compensation shares/units |  |  | 2,886 |  |  |  | 3,400 |  |  |  | 2,959 |  |  |  | 3,131 |
Denominator for net income per share – diluted |  |  | 382,505 |  |  |  | 382,012 |  |  |  | 382,692 |  |  |  | 382,065 |
Net income per share – basic |  | $ | 0.92 |  |  | $ | 10.43 |  |  | $ | 0.53 |  |  | $ | 0.60 |
Net income per share – diluted |  | $ | 0.92 |  |  | $ | 10.36 |  |  | $ | 0.53 |  |  | $ | 0.59 |
Net income per share – basic: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations available to Common Shares, net of Noncontrolling Interests |  | $ | 0.92 |  |  | $ | 10.43 |  |  | $ | 0.53 |  |  | $ | 0.60 |
Discontinued operations, net of Noncontrolling Interests |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income per share – basic |  | $ | 0.92 |  |  | $ | 10.43 |  |  | $ | 0.53 |  |  | $ | 0.60 |
Net income per share – diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations available to Common Shares |  | $ | 0.92 |  |  | $ | 10.36 |  |  | $ | 0.53 |  |  | $ | 0.59 |
Discontinued operations, net |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income per share – diluted |  | $ | 0.92 |  |  | $ | 10.36 |  |  | $ | 0.53 |  |  | $ | 0.59 |
ERPOP [Member] |
Schedule of Calculation of Numerator and Denominator in Earning Per Share and Earnings Per Unit | The following tables set forth the computation of net income per Unit – basic and net income per Unit – diluted for the Operating Partnership (amounts in thousands except per Unit amounts):
|  | Six Months Ended June 30, |  |  | Quarter Ended June 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Numerator for net income per Unit – basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 354,101 |  |  | $ | 3,960,353 |  |  | $ | 204,160 |  |  | $ | 228,365 |
Net (income) attributable to Noncontrolling Interests – Partially Owned Properties |  |  | (1,553 | ) |  |  | (1,545 | ) |  |  | (765 | ) |  |  | (781 | )
Allocation to Preference Units |  |  | (1,546 | ) |  |  | (1,545 | ) |  |  | (773 | ) |  |  | (772 | )
Income from continuing operations available to Units |  |  | 351,002 |  |  |  | 3,957,263 |  |  |  | 202,622 |  |  |  | 226,812 |
Discontinued operations, net |  |  | — |  |  |  | (122 | ) |  |  | — |  |  |  | 35 |
Numerator for net income per Unit – basic and diluted |  | $ | 351,002 |  |  | $ | 3,957,141 |  |  | $ | 202,622 |  |  | $ | 226,847 |
Denominator for net income per Unit – basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for net income per Unit – basic |  |  | 379,619 |  |  |  | 378,612 |  |  |  | 379,733 |  |  |  | 378,934 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dilution for Units issuable upon assumed exercise/vesting of the Company’s long-term compensation shares/units |  |  | 2,886 |  |  |  | 3,400 |  |  |  | 2,959 |  |  |  | 3,131 |
Denominator for net income per Unit – diluted |  |  | 382,505 |  |  |  | 382,012 |  |  |  | 382,692 |  |  |  | 382,065 |
Net income per Unit – basic |  | $ | 0.92 |  |  | $ | 10.43 |  |  | $ | 0.53 |  |  | $ | 0.60 |
Net income per Unit – diluted |  | $ | 0.92 |  |  | $ | 10.36 |  |  | $ | 0.53 |  |  | $ | 0.59 |
Net income per Unit – basic: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations available to Units |  | $ | 0.92 |  |  | $ | 10.43 |  |  | $ | 0.53 |  |  | $ | 0.60 |
Discontinued operations, net |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income per Unit – basic |  | $ | 0.92 |  |  | $ | 10.43 |  |  | $ | 0.53 |  |  | $ | 0.60 |
Net income per Unit – diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations available to Units |  | $ | 0.92 |  |  | $ | 10.36 |  |  | $ | 0.53 |  |  | $ | 0.59 |
Discontinued operations, net |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income per Unit – diluted |  | $ | 0.92 |  |  | $ | 10.36 |  |  | $ | 0.53 |  |  | $ | 0.59 |

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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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