Stockholders’ Equity of the Company and Partners' Capital of the Operating Partnership - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Mar. 16, 2017	Mar. 13, 2014
Class of Stock [Line Items]
Operating Partnership, aggregate cash payment	$ 126,139
Operating Partnership, shares	4,008,221
Preferred Stock, Shares Authorized	10,000,000
Conversion of Limited Partner Units to Common Stock / General Partner Units	$ 0	$ 0	$ 0
Net proceeds from the issuance of common stock	$ 74,880	$ 124,936	$ 0
Common Stock
Class of Stock [Line Items]
Units converted to common stock	31,154	266,332	68,930
Conversion of Limited Partner Units to Common Stock / General Partner Units	$ 364	$ 2,862	$ 673
Shares of common stock issued	2,560,000	5,600,000
Net proceeds from the issuance of common stock	$ 74,880	$ 124,936
First Industrial, L.P.
Class of Stock [Line Items]
Conversion of Limited Partner Units to Common Stock / General Partner Units	0	0	0
Net proceeds from the issuance of common stock	$ 74,880	$ 124,936	$ 0
ATM [Member]
Class of Stock [Line Items]
Shares of company stock issuable under an at-the-market offering				8,000,000	13,300,000
Aggregate Gross Sale Proceeds				$ 200,000	$ 200,000