CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Real Estate Held for Sale, Accumulated Depreciation	$ 1,171	$ 0
Common Stock, par value	$ 0.01	$ 0.01
Common Stock, shares authorized	150,000,000	150,000,000
Common Stock, shares issued	111,027,225	110,600,866
Common Stock, shares outstanding	111,027,225	110,600,866
First Industrial L.P.
Real Estate Held for Sale, Accumulated Depreciation	$ 1,171	$ 0
General Partner Units, units outstanding	111,027,225	110,600,866
Limited Partner Units, units outstanding	4,305,707	4,374,637