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Earnings Per Share / Unit (EPS / EPU) (Tables) | 12 Months Ended
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Dec. 31, 2023
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, 2023 |  | Year Ended December 31, 2022 |  | Year Ended December 31, 2021
Numerator: |  |  |  |  |
Net Income Available to First Industrial Realty Trust, Inc.'s Common Stockholders | $ | 274,584 |  |  | $ | 358,786 |  |  | $ | 270,698 |
Denominator (In Thousands): |  |  |  |  |
Weighted Average Shares - Basic | 132,264 |  |  | 132,024 |  |  | 129,688 |
Effect of Dilutive Securities: |  |  |  |  |
Performance Units (See Note 11) | 77 |  |  | 79 |  |  | 87 |
Weighted Average Shares - Diluted | 132,341 |  |  | 132,103 |  |  | 129,775 |
Basic EPS: |  |  |  |  |
Net Income Available to First Industrial Realty Trust, Inc.'s Common Stockholders | $ | 2.08 |  |  | $ | 2.72 |  |  | $ | 2.09 |
Diluted EPS: |  |  |  |  |
Net Income Available to First Industrial Realty Trust, Inc.'s Common Stockholders | $ | 2.07 |  |  | $ | 2.72 |  |  | $ | 2.09 |
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, 2023 |  | Year Ended December 31, 2022 |  | Year Ended December 31, 2021
Numerator: |  |  |  |  |
Net Income Available to Unitholders | $ | 281,150 |  |  | $ | 366,642 |  |  | $ | 276,268 |
Denominator (In Thousands): |  |  |  |  |
Weighted Average Units - Basic | 134,777 |  |  | 134,229 |  |  | 131,740 |
Effect of Dilutive Securities that Result in the Issuance of General Partner Units: |  |  |  |  |
Performance Units and certain Performance RLP Units (See Note 11) | 472 |  |  | 452 |  |  | 497 |
Weighted Average Units - Diluted | 135,249 |  |  | 134,681 |  |  | 132,237 |
Basic EPU: |  |  |  |  |
Net Income Available to Unitholders | $ | 2.09 |  |  | $ | 2.73 |  |  | $ | 2.10 |
Diluted EPU: |  |  |  |  |
Net Income Available to Unitholders | $ | 2.08 |  |  | $ | 2.72 |  |  | $ | 2.09 |

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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/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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