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v3.20.4

Stockholders’ Equity of the Company and Partners' Capital of the Operating Partnership - Common Stock and Units Roll-Forward (Details) - shares | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Class of Stock [Line Items] |  |  |
Common Stock/Units, Outstanding, Beginning Balance | 126,994,478 |  |
Limited Partners' Capital Account, Units Retired |  |  | (33,333)
Common Stock/Units, Outstanding, Ending Balance | 129,051,412 | 126,994,478 |
Common Stock / Operating Partnership Units |  |  |
Class of Stock [Line Items] |  |  |
Common Stock/Units, Outstanding, Beginning Balance | 126,994,478 | 126,307,431 | 119,883,180
Issuance of Common Stock/Contribution of General Partner Units | 1,842,281 |  | 4,800,000
Issuance of Restricted Stock/Awards | 0 | 109,353 | 227,059
Vesting of Performance Units | 107,752 | 169,033 | 150,772
Repurchase and Retirement of Restricted Stock/Awards | (65,709) | (76,855) | (104,301)
Conversion of Limited Partner Units | 172,610 | 485,516 | 1,350,721
Limited Partners' Capital Account, Units Retired |  |  | 0
Common Stock/Units, Outstanding, Ending Balance | 129,051,412 | 126,994,478 | 126,307,431
First Industrial, L.P. | Common Stock / Operating Partnership Units |  |  |
Class of Stock [Line Items] |  |  |
Common Stock/Units, Outstanding, Beginning Balance | 129,417,222 | 128,931,598 | 123,891,401
Issuance of Common Stock/Contribution of General Partner Units | 1,842,281 |  | 4,800,000
Issuance of Restricted Stock/Awards | 464,975 | 406,569 | 227,059
Vesting of Performance Units | 107,752 | 169,033 | 150,772
Repurchase and Retirement of Restricted Stock/Awards | (67,676) | (89,978) | (104,301)
Conversion of Limited Partner Units | 0 | 0 | 0
Limited Partners' Capital Account, Units Retired |  |  | (33,333)
Common Stock/Units, Outstanding, Ending Balance | 131,764,554 | 129,417,222 | 128,931,598

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