CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues:
Lease Revenue	$ 128,957	$ 116,764	$ 253,869	$ 232,431
Other Revenue	1,092	634	1,693	1,226
Total Revenues	130,049	117,398	255,562	233,657
Expenses:
Property Expenses	34,860	31,748	70,275	64,990
General and Administrative	8,249	8,469	16,990	17,033
Depreciation and Other Amortization	36,470	32,446	70,380	64,421
Total Expenses	79,579	72,663	157,645	146,444
Other Income (Expense):
Gain on Sale of Real Estate	297	22,854	297	57,499
Interest Expense	(10,374)	(11,852)	(20,010)	(24,525)
Amortization of Debt Issuance Costs	(730)	(935)	(1,486)	(1,884)
Total Other Income (Expense)	(10,807)	10,067	(21,199)	31,090
Income from Operations Before Equity in Income (Loss) of Joint Ventures and Income Tax Provision	39,663	54,802	76,718	118,303
Equity in Income (Loss) of Joint Ventures	118,211	(66)	118,189	(139)
Income Tax Provision	(24,198)	(1,575)	(24,108)	(1,420)
Net Income	133,676	53,161	170,799	116,744
Less: Net Income Attributable to the Noncontrolling Interests	(16,685)	(1,225)	(17,550)	(2,610)
Net Income Available to Common Stockholders / Unitholders and Participating Securities	$ 116,991	$ 51,936	$ 153,249	$ 114,134
Basic and Diluted Earnings Per Share / Unit:
Net Income Available to Common Stockholders / Unitholders - Basic	$ 0.89	$ 0.40	$ 1.16	$ 0.88
Net Income Available to Common Stockholders / Unitholders - Diluted	$ 0.88	$ 0.40	$ 1.16	$ 0.88
Weighted Average Shares/Units Outstanding - Basic	132,051	129,098	131,932	129,093
Weighted Average Shares/Units Outstanding - Diluted	132,106	129,187	131,997	129,179
First Industrial, L.P.
Revenues:
Lease Revenue	$ 128,957	$ 116,764	$ 253,869	$ 232,431
Other Revenue	1,092	634	1,693	1,226
Total Revenues	130,049	117,398	255,562	233,657
Expenses:
Property Expenses	34,860	31,748	70,275	64,990
General and Administrative	8,249	8,469	16,990	17,033
Depreciation and Other Amortization	36,470	32,446	70,380	64,421
Total Expenses	79,579	72,663	157,645	146,444
Other Income (Expense):
Gain on Sale of Real Estate	297	22,854	297	57,499
Interest Expense	(10,374)	(11,852)	(20,010)	(24,525)
Amortization of Debt Issuance Costs	(730)	(935)	(1,486)	(1,884)
Total Other Income (Expense)	(10,807)	10,067	(21,199)	31,090
Income from Operations Before Equity in Income (Loss) of Joint Ventures and Income Tax Provision	39,663	54,802	76,718	118,303
Equity in Income (Loss) of Joint Ventures	118,211	(66)	118,189	(139)
Income Tax Provision	(24,198)	(1,575)	(24,108)	(1,420)
Net Income	133,676	53,161	170,799	116,744
Less: Net Income Attributable to the Noncontrolling Interests	(14,257)	(21)	(14,275)	(39)
Net Income Available to Common Stockholders / Unitholders and Participating Securities	$ 119,419	$ 53,140	$ 156,524	$ 116,705
Basic and Diluted Earnings Per Share / Unit:
Net Income Available to Common Stockholders / Unitholders - Basic	$ 0.89	$ 0.40	$ 1.16	$ 0.89
Net Income Available to Common Stockholders / Unitholders - Diluted	$ 0.89	$ 0.40	$ 1.16	$ 0.88
Weighted Average Shares/Units Outstanding - Basic	134,278	131,188	134,176	131,180
Weighted Average Shares/Units Outstanding - Diluted	134,590	131,704	134,543	131,669