CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 68,403	$ 17,034
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation	49,084	46,315
Amortization of Deferred Financing Costs	1,655	1,510
Other Amortization	14,892	14,349
Provision for Bad Debt	491	600
Equity in Income of Joint Ventures	0	(67)
Gain on Sale of Real Estate	(44,026)	(10,127)
Mark-to-Market Loss on Interest Rate Protection Agreements	0	11,546
Decrease in Tenant Accounts Receivable, Prepaid Expenses and Other Assets, Net	1,371	1,120
Increase in Deferred Rent Receivable	(3,303)	(3,931)
Decrease in Accounts Payable, Accrued Expenses, Other Liabilities, Rents Received in Advance and Security Deposits	(13,889)	(3,647)
Payments of Discounts Associated with Retirement of Debt	(554)	0
Net Cash Provided by Operating Activities	74,124	74,702
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of Real Estate	(71,223)	(26,474)
Additions to Investment in Real Estate and Non-Acquisition Tenant Improvements and Lease Costs	(67,176)	(55,157)
Net Proceeds from Sales of Investments in Real Estate	96,849	41,211
Contributions to and Investments in Joint Ventures	0	(13)
Distributions from Joint Ventures	0	126
Settlement of Interest Rate Protection Agreements	0	(11,546)
Repayments of Notes Receivable	0	2,720
Decrease in Escrows	12,457	781
Net Cash Used in Investing Activities	(29,093)	(48,352)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payment of Financing and Stock Issuance Costs	(375)	(2,152)
Proceeds from Issuance of Common Stock / Contribution of General Partner Units	124,936	0
Repurchase and Retirement of Restricted Stock/Units	(5,230)	(2,101)
Common Stock Dividends and Unit Distributions Paid	(36,658)	(26,460)
Repayments on Mortgage Loans Payable	(63,690)	(5,996)
Repayments of Senior Unsecured Notes	(159,125)	0
Proceeds from Unsecured Credit Facility	343,000	76,000
Repayments on Unsecured Credit Facility	(247,500)	(70,000)
Net Cash Used in Financing Activities	(44,642)	(30,709)
Net Effect of Exchange Rate Changes on Cash and Cash Equivalents	0	(14)
Net Increase (Decrease) in Cash and Cash Equivalents	389	(4,359)
Cash and Cash Equivalents, Beginning of Year	3,987	9,500
Cash and Cash Equivalents, End of Year	4,376	5,127
SUPPLEMENTAL INFORMATION TO STATEMENTS OF CASH FLOWS:
Interest Expense Capitalized in Connection with Development Activity	1,319	1,025
Supplemental Schedule of Non-Cash Investing and Financing Activities:
Dividends and Distributions Payable	23,284
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	0	0
Assumption of Indebtedness and Other Liabilities in Connection with the Acquisition of Real Estate	5,127	295
Accounts Payable Related to Construction in Progress and Additions to Investment in Real Estate	25,518	16,863
Write-off of Fully Depreciated Assets	(25,543)	(20,146)
Noncontrolling Interest
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	2,486
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	(107)	(100)
Common Stock
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	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	107	100
Common Stock
Supplemental Schedule of Non-Cash Investing and Financing Activities:
Dividends and Distributions Payable	23,284	14,970
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	107	100
First Industrial, L.P.
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	68,403	17,149
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation	49,084	46,315
Amortization of Deferred Financing Costs	1,655	1,510
Other Amortization	14,892	14,349
Provision for Bad Debt	491	600
Equity in Income of Joint Ventures	0	(67)
Gain on Sale of Real Estate	(44,026)	(10,127)
Mark-to-Market Loss on Interest Rate Protection Agreements	0	11,546
Decrease in Tenant Accounts Receivable, Prepaid Expenses and Other Assets, Net	1,530	489
Increase in Deferred Rent Receivable	(3,303)	(3,931)
Decrease in Accounts Payable, Accrued Expenses, Other Liabilities, Rents Received in Advance and Security Deposits	(13,889)	(3,633)
Payments of Discounts Associated with Retirement of Debt	(554)	0
Net Cash Provided by Operating Activities	74,283	74,200
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of Real Estate	(71,223)	(26,474)
Additions to Investment in Real Estate and Non-Acquisition Tenant Improvements and Lease Costs	(67,176)	(55,157)
Net Proceeds from Sales of Investments in Real Estate	96,849	41,211
Contributions to and Investments in Joint Ventures	0	(13)
Distributions from Joint Ventures	0	126
Settlement of Interest Rate Protection Agreements	0	(11,546)
Repayments of Notes Receivable	0	2,720
Decrease in Escrows	12,457	1,306
Net Cash Used in Investing Activities	(29,093)	(47,827)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payment of Financing and Stock Issuance Costs	(375)	(2,152)
Proceeds from Issuance of Common Stock / Contribution of General Partner Units	124,936	0
Repurchase and Retirement of Restricted Stock/Units	(5,230)	(2,101)
Common Stock Dividends and Unit Distributions Paid	(36,658)	(26,460)
Contributions from Noncontrolling Interests	15	10
Distributions to Noncontrolling Interests	(174)	(36)
Repayments on Mortgage Loans Payable	(63,690)	(5,996)
Repayments of Senior Unsecured Notes	(159,125)	0
Proceeds from Unsecured Credit Facility	343,000	76,000
Repayments on Unsecured Credit Facility	(247,500)	(70,000)
Net Cash Used in Financing Activities	(44,801)	(30,735)
Net Effect of Exchange Rate Changes on Cash and Cash Equivalents	0	(14)
Net Increase (Decrease) in Cash and Cash Equivalents	389	(4,362)
Cash and Cash Equivalents, Beginning of Year	3,987	9,485
Cash and Cash Equivalents, End of Year	4,376	5,109
SUPPLEMENTAL INFORMATION TO STATEMENTS OF CASH FLOWS:
Interest Expense Capitalized in Connection with Development Activity	1,319	1,025
Supplemental Schedule of Non-Cash Investing and Financing Activities:
Dividends and Distributions Payable	23,284
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	0	0
Assumption of Indebtedness and Other Liabilities in Connection with the Acquisition of Real Estate	5,127	295
Accounts Payable Related to Construction in Progress and Additions to Investment in Real Estate	25,518	16,863
Write-off of Fully Depreciated Assets	(25,543)	(20,146)
First Industrial, L.P. | Noncontrolling Interest
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	74
First Industrial, L.P. | Limited Partner Units
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	2,486
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	(107)	(100)
First Industrial, L.P. | General Partner Units
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	65,843
Exchange of Limited Partnership Units for Common Stock/General Partnership Units:
Conversion of Limited Partner Units to Common Stock/General Partner Units	107	100
First Industrial, L.P. | Common Stock
Supplemental Schedule of Non-Cash Investing and Financing Activities:
Dividends and Distributions Payable	$ 23,284	$ 14,970