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Stockholders’ Equity of the Company and Partners' Capital of the Operating Partnership - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Mar. 16, 2017
Class of Stock [Line Items] |  |  |  |
Operating Partnership, aggregate cash payment | $ 100,568 |  |  |
Operating Partnership, shares | 2,422,744 |  |  |
Preferred Stock, Shares Authorized | 10,000,000 |  |  |
Net proceeds from the issuance of common stock | $ 0 | $ 145,584 | $ 74,880 |
Conversion of Limited Partner Units to Common Stock / General Partner Units | $ 0 | $ 0 | $ 0 |
Limited Partners' Capital Account, Units Retired |  | 33,333 |  |
Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Shares of common stock issued |  | 4,800,000 | 2,560,000 |
Net proceeds from the issuance of common stock |  | $ 145,584 | $ 74,880 |
Units converted to common stock | 485,516 | 1,350,721 | 31,154 |
Conversion of Limited Partner Units to Common Stock / General Partner Units | $ 7,196 | $ 16,605 | $ 364 |
First Industrial, L.P. |  |  |  |
Class of Stock [Line Items] |  |  |  |
Net proceeds from the issuance of common stock | 0 | 145,584 | 74,880 |
Conversion of Limited Partner Units to Common Stock / General Partner Units | 0 | 0 | 0 |
ATM [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Shares of company stock issuable under an at-the-market offering |  |  |  | 8,000,000
Aggregate Gross Sale Proceeds |  |  |  | $ 200,000
Noncontrolling Interest [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Conversion of Limited Partner Units to Common Stock / General Partner Units | $ (7,196) | $ (16,605) | $ (364) |

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