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Earnings Per Common Share | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Earnings Per Common Share | Earnings Per Common Share The following table sets forth the computation of basic and diluted earnings per common share for the quarters and nine months ended September 30, 2018 and 2017:
| Quarters Ended September 30, |  | Nine Months Ended September 30,
(amounts in thousands, except per share data) | 2018 |  | 2017 |  | 2018 |  | 2017
Numerator: |  |  |  |  |  |  |
Net Income Available for Common Stockholders: |  |  |  |  |  |  |
Net income available for Common Stockholders – basic | $ | 56,070 |  |  | $ | 48,525 |  |  | $ | 162,429 |  |  | $ | 144,911 |
Amounts allocated to dilutive securities | 3,590 |  |  | 3,286 |  |  | 10,569 |  |  | 9,825 |
Net income available for Common Stockholders – fully dilutive | $ | 59,660 |  |  | $ | 51,811 |  |  | $ | 172,998 |  |  | $ | 154,736 |
Denominator: |  |  |  |  |  |  |
Weighted average Common Shares outstanding – basic | 89,200 |  |  | 87,037 |  |  | 88,760 |  |  | 86,620 |
Effect of dilutive securities: |  |  |  |  |  |  |
Exchange of Common OP Units for Common Shares | 5,771 |  |  | 5,836 |  |  | 5,808 |  |  | 6,100 |
Stock options and restricted shares | 292 |  |  | 451 |  |  | 259 |  |  | 415 |
Weighted average Common Shares outstanding – fully diluted | 95,263 |  |  | 93,324 |  |  | 94,827 |  |  | 93,135 |
Earnings per Common Share – Basic: |  |  |  |  |  |  |
Net income available for Common Stockholders | $ | 0.63 |  |  | $ | 0.56 |  |  | $ | 1.83 |  |  | $ | 1.67 |
Earnings per Common Share – Fully Diluted: |  |  |  |  |  |  |
Net income available for Common Stockholders | $ | 0.63 |  |  | $ | 0.56 |  |  | $ | 1.82 |  |  | $ | 1.66 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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