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Earnings Per Share and Earnings Per Unit (Tables) | 6 Months Ended
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Jun. 30, 2019
Schedule of Calculation of Numerator and Denominator in Earnings 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, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Numerator for net income per share – basic: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 430,556 |  |  | $ | 338,958 |  |  | $ | 321,299 |  |  | $ | 118,410 |
Allocation to Noncontrolling Interests – Operating Partnership |  |  | (15,429 | ) |  |  | (12,358 | ) |  |  | (11,510 | ) |  |  | (4,299 | )
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties |  |  | (1,620 | ) |  |  | (1,189 | ) |  |  | (821 | ) |  |  | (509 | )
Preferred distributions |  |  | (1,545 | ) |  |  | (1,545 | ) |  |  | (772 | ) |  |  | (772 | )
Numerator for net income per share – basic |  | $ | 411,962 |  |  | $ | 323,866 |  |  | $ | 308,196 |  |  | $ | 112,830 |
Numerator for net income per share – diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 430,556 |  |  | $ | 338,958 |  |  | $ | 321,299 |  |  | $ | 118,410 |
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties |  |  | (1,620 | ) |  |  | (1,189 | ) |  |  | (821 | ) |  |  | (509 | )
Preferred distributions |  |  | (1,545 | ) |  |  | (1,545 | ) |  |  | (772 | ) |  |  | (772 | )
Numerator for net income per share – diluted |  | $ | 427,391 |  |  | $ | 336,224 |  |  | $ | 319,706 |  |  | $ | 117,129 |
Denominator for net income per share – basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for net income per share – basic |  |  | 369,952 |  |  |  | 367,865 |  |  |  | 370,342 |  |  |  | 367,930 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
OP Units |  |  | 12,902 |  |  |  | 12,864 |  |  |  | 12,885 |  |  |  | 12,865 |
Long-term compensation shares/units |  |  | 2,790 |  |  |  | 2,495 |  |  |  | 2,880 |  |  |  | 2,628 |
Denominator for net income per share – diluted |  |  | 385,644 |  |  |  | 383,224 |  |  |  | 386,107 |  |  |  | 383,423 |
Net income per share – basic |  | $ | 1.11 |  |  | $ | 0.88 |  |  | $ | 0.83 |  |  | $ | 0.31 |
Net income per share – diluted |  | $ | 1.11 |  |  | $ | 0.88 |  |  | $ | 0.83 |  |  | $ | 0.31 |
ERPOP [Member] |
Schedule of Calculation of Numerator and Denominator in Earnings 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, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Numerator for net income per Unit – basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 430,556 |  |  | $ | 338,958 |  |  | $ | 321,299 |  |  | $ | 118,410 |
Net (income) loss attributable to Noncontrolling Interests – Partially Owned Properties |  |  | (1,620 | ) |  |  | (1,189 | ) |  |  | (821 | ) |  |  | (509 | )
Allocation to Preference Units |  |  | (1,545 | ) |  |  | (1,545 | ) |  |  | (772 | ) |  |  | (772 | )
Numerator for net income per Unit – basic and diluted |  | $ | 427,391 |  |  | $ | 336,224 |  |  | $ | 319,706 |  |  | $ | 117,129 |
Denominator for net income per Unit – basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for net income per Unit – basic |  |  | 382,854 |  |  |  | 380,729 |  |  |  | 383,227 |  |  |  | 380,795 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dilution for Units issuable upon assumed exercise/vesting of the Company’s long-term compensation shares/units |  |  | 2,790 |  |  |  | 2,495 |  |  |  | 2,880 |  |  |  | 2,628 |
Denominator for net income per Unit – diluted |  |  | 385,644 |  |  |  | 383,224 |  |  |  | 386,107 |  |  |  | 383,423 |
Net income per Unit – basic |  | $ | 1.11 |  |  | $ | 0.88 |  |  | $ | 0.83 |  |  | $ | 0.31 |
Net income per Unit – diluted |  | $ | 1.11 |  |  | $ | 0.88 |  |  | $ | 0.83 |  |  | $ | 0.31 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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