CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 133,676	$ 170,799	$ 116,744
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation		57,454	53,073
Amortization of Debt Issuance Costs	730	1,486	1,884
Other Amortization, including Equity Based Compensation		16,567	15,914
Equity in (Income) Loss of Joint Ventures	(118,211)	(118,189)	139
Distributions from Joint Ventures		118,034	0
Gain on Sale of Real Estate	(297)	(297)	(57,499)
Straight-line Rental Income and Expense, Net		(9,353)	(9,309)
Increase in Tenant Accounts Receivable, Prepaid Expenses and Other Assets, Net		(4,600)	(2,936)
Increase in Accounts Payable, Accrued Expenses, Other Liabilities, Rents Received in Advance and Security Deposits		26,988	474
Net Cash Provided by Operating Activities		258,889	118,484
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of Real Estate		(183,344)	(155,807)
Additions to Investment in Real Estate and Non-Acquisition Tenant Improvements and Lease Costs		(250,150)	(124,050)
Net Proceeds from Sales of Investments in Real Estate		1,268	101,131
Contributions to and Investments in Joint Ventures		(1,640)	(1,321)
Distributions from Joint Ventures		29,356	21,407
Increase in Escrow Deposits and Other Investing Activity		(3,405)	(3,018)
Net Cash Used in Investing Activities		(407,915)	(161,658)
CASH FLOWS FROM FINANCING ACTIVITIES:
Financing and Equity Issuance Costs		(2,866)	(64)
Proceeds from the Issuance of Common Stock, Net of Underwriter's Discount		12,823	0
Tax Paid on Vested Equity Compensation		(2,942)	(5,126)
Common Stock Dividends and Unit Distributions Paid		(75,911)	(68,368)
Contributions from Noncontrolling Interests		103	0
Distributions to Noncontrolling Interests		(4,418)	0
Repayments on Mortgage Loans Payable		(69,310)	(60,312)
Proceeds from Unsecured Term Loans		165,000	0
Proceeds from Unsecured Credit Facility		425,000	80,000
Repayments on Unsecured Credit Facility		(222,000)	(20,000)
Net Cash Provided by (Used in) Financing Activities		225,479	(73,870)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash		76,453	(117,044)
Cash, Cash Equivalents and Restricted Cash, Beginning of Year		58,780	199,658
Cash, Cash Equivalents and Restricted Cash, End of Period	135,233	135,233	82,614
SUPPLEMENTAL INFORMATION TO STATEMENTS OF CASH FLOWS:
Interest Expense Capitalized in Connection with Development Activity and Joint Venture Investment		8,434	4,336
Cash Paid for Operating Lease Liabilities		1,706	1,546
Supplemental Schedule of Non-Cash Operating Activities:
Operating Lease Liabilities Arising from Obtaining Right-of-Use Assets		298	157
Supplemental Schedule of Non-Cash Investing and Financing Activities:
Dividends and Distributions Payable	40,359	40,359	36,336
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	0	0	0
Assumption of Other Assets in Connection with the Acquisition of Real Estate		0	3,611
Assumption of Liabilities in Connection with the Acquisition of Real Estate		465	3,215
Accounts Payable Related to Construction in Progress and Additions to Investment in Real Estate		119,281	47,633
Tenant Improvements Funded by Tenant		0	15,992
Write-off of Fully Depreciated Assets		(19,681)	(13,372)
Noncontrolling Interests
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	16,685
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	(1,235)	(1,271)	(22)
Common Stock
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	1	1	0
Additional Paid-in Capital
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	1,234	1,270	22
First Industrial, L.P.
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	133,676	170,799	116,744
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation		57,454	53,073
Amortization of Debt Issuance Costs	730	1,486	1,884
Other Amortization, including Equity Based Compensation		16,567	15,914
Equity in (Income) Loss of Joint Ventures	(118,211)	(118,189)	139
Distributions from Joint Ventures		118,034	0
Gain on Sale of Real Estate	(297)	(297)	(57,499)
Straight-line Rental Income and Expense, Net		(9,353)	(9,309)
Increase in Tenant Accounts Receivable, Prepaid Expenses and Other Assets, Net		(4,539)	(2,918)
Increase in Accounts Payable, Accrued Expenses, Other Liabilities, Rents Received in Advance and Security Deposits		26,988	474
Net Cash Provided by Operating Activities		258,950	118,502
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of Real Estate		(183,344)	(155,807)
Additions to Investment in Real Estate and Non-Acquisition Tenant Improvements and Lease Costs		(250,150)	(124,050)
Net Proceeds from Sales of Investments in Real Estate		1,268	101,131
Contributions to and Investments in Joint Ventures		(1,640)	(1,321)
Distributions from Joint Ventures		29,356	21,407
Increase in Escrow Deposits and Other Investing Activity		(3,405)	(3,018)
Net Cash Used in Investing Activities		(407,915)	(161,658)
CASH FLOWS FROM FINANCING ACTIVITIES:
Financing and Equity Issuance Costs		(2,866)	(64)
Proceeds from the Issuance of Common Stock, Net of Underwriter's Discount		12,823	0
Tax Paid on Vested Equity Compensation		(2,942)	(5,126)
Common Stock Dividends and Unit Distributions Paid		(75,911)	(68,368)
Contributions from Noncontrolling Interests		113	29
Distributions to Noncontrolling Interests		(4,489)	(47)
Repayments on Mortgage Loans Payable		(69,310)	(60,312)
Proceeds from Unsecured Term Loans		165,000	0
Proceeds from Unsecured Credit Facility		425,000	80,000
Repayments on Unsecured Credit Facility		(222,000)	(20,000)
Net Cash Provided by (Used in) Financing Activities		225,418	(73,888)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash		76,453	(117,044)
Cash, Cash Equivalents and Restricted Cash, Beginning of Year		58,780	199,658
Cash, Cash Equivalents and Restricted Cash, End of Period	135,233	135,233	82,614
SUPPLEMENTAL INFORMATION TO STATEMENTS OF CASH FLOWS:
Interest Expense Capitalized in Connection with Development Activity and Joint Venture Investment		8,434	4,336
Cash Paid for Operating Lease Liabilities		1,706	1,546
Supplemental Schedule of Non-Cash Operating Activities:
Operating Lease Liabilities Arising from Obtaining Right-of-Use Assets		298	157
Supplemental Schedule of Non-Cash Investing and Financing Activities:
Dividends and Distributions Payable	40,359	40,359	36,336
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	0	0	0
Assumption of Other Assets in Connection with the Acquisition of Real Estate		0	3,611
Assumption of Liabilities in Connection with the Acquisition of Real Estate		465	3,215
Accounts Payable Related to Construction in Progress and Additions to Investment in Real Estate		119,281	47,633
Tenant Improvements Funded by Tenant		0	15,992
Write-off of Fully Depreciated Assets		(19,681)	(13,372)
First Industrial, L.P. | Limited Partner Units
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	2,450
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	(1,235)	(1,271)	(22)
First Industrial, L.P. | General Partner Units
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	116,969
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock / General Partner Units	$ 1,235	$ 1,271	$ 22