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Earnings Per Share / Unit (EPS / EPU) (Tables) | 12 Months Ended
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Dec. 31, 2017
Computation of Basic and Diluted Earnings Per Share / Unit | The computation of basic and diluted EPS of the Company is presented below:
| Year Ended December 31, 2017 |  | Year Ended December 31, 2016 |  | Year Ended December 31, 2015
Numerator: |  |  |  |  |
Net Income Available to First Industrial Realty Trust, Inc.’s Common Stockholders and Participating Securities | $ | 201,456 |  |  | $ | 121,232 |  |  | $ | 73,802 |
Net Income Allocable to Participating Securities | (646 | ) |  | (411 | ) |  | (248 | )
Net Income Available to First Industrial Realty Trust, Inc.’s Common Stockholders | $ | 200,810 |  |  | $ | 120,821 |  |  | $ | 73,554 |
Denominator (In Thousands): |  |  |  |  |
Weighted Average Shares - Basic | 118,272 |  |  | 115,030 |  |  | 110,352 |
Effect of Dilutive Securities: |  |  |  |  |
LTIP Unit Awards (As Defined in Note 11) | 515 |  |  | 340 |  |  | 429 |
Weighted Average Shares - Diluted | 118,787 |  |  | 115,370 |  |  | 110,781 |
Basic EPS: |  |  |  |  |
Net Income Available to First Industrial Realty Trust, Inc.’s Common Stockholders | $ | 1.70 |  |  | $ | 1.05 |  |  | $ | 0.67 |
Diluted EPS: |  |  |  |  |
Net Income Available to First Industrial Realty Trust, Inc.’s Common Stockholders | $ | 1.69 |  |  | $ | 1.05 |  |  | $ | 0.66 |
First Industrial, L.P. |
Computation of Basic and Diluted Earnings Per Share / Unit | The computation of basic and diluted EPU of the Operating Partnership is presented below:
| Year Ended December 31, 2017 |  | Year Ended December 31, 2016 |  | Year Ended December 31, 2015
Numerator: |  |  |  |  |
Net Income Available to Unitholders and Participating Securities | $ | 208,158 |  |  | $ | 125,547 |  |  | $ | 76,682 |
Net Income Allocable to Participating Securities | (646 | ) |  | (410 | ) |  | (248 | )
Net Income Available to Unitholders | $ | 207,512 |  |  | $ | 125,137 |  |  | $ | 76,434 |
Denominator (In Thousands): |  |  |  |  |
Weighted Average Units - Basic | 122,306 |  |  | 119,274 |  |  | 114,709 |
Effect of Dilutive Securities that Result in the Issuance of General Partner Units: |  |  |  |  |
LTIP Unit Awards (As Defined in Note 11) | 515 |  |  | 340 |  |  | 429 |
Weighted Average Units - Diluted | 122,821 |  |  | 119,614 |  |  | 115,138 |
Basic EPU: |  |  |  |  |
Net Income Available to Unitholders | $ | 1.70 |  |  | $ | 1.05 |  |  | $ | 0.67 |
Diluted EPU: |  |  |  |  |
Net Income Available to Unitholders | $ | 1.69 |  |  | $ | 1.05 |  |  | $ | 0.66 |

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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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