Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues:
Rental and related revenue	$ 275,214	$ 258,179
General contractor and service fee revenue	2,949	31,113
Revenues, total	278,163	289,292
Expenses:
Rental expenses	25,286	28,130
Real estate taxes	43,928	41,170
General contractor and other services expenses	1,469	29,463
Depreciation and amortization	94,001	93,573
Costs and expenses, total	164,684	192,336
Other operating activities:
Equity in earnings of unconsolidated joint ventures	3,815	16,268
Gain on sale of properties	210,747	21,360
Gain on land sales	1,092	1,238
Other operating expenses	(779)	(1,145)
Non-incremental costs related to successful leases	(5,512)	(2,958)
General and administrative expenses	(23,913)	(24,217)
Other Operating Activities, Net	185,450	10,546
Operating income	298,929	107,502
Other income (expenses):
Interest and other income, net	825	463
Interest expense	(19,999)	(22,507)
Loss on debt extinguishment	(21,948)	(70)
Income before income taxes	257,807	85,388
Income tax expense	(6,330)	(5,184)
Net income	251,477	80,204
Net income attributable to noncontrolling interests	(2,556)	(842)
Net income attributable to common shareholders	$ 248,921	$ 79,362
Weighted average number of common shares/units outstanding	382,708	373,667
Weighted average number of common shares/units and potential dilutive securities	387,937	377,744
Basic net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	$ 0.65	$ 0.21
Diluted net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	$ 0.65	$ 0.21
Comprehensive income:
Net income	$ 251,477	$ 80,204
Amortization of interest rate swap contracts	889	889
Comprehensive income	252,366	81,093
Duke Realty Limited Partnership [Member]
Revenues:
Rental and related revenue	275,214	258,179
General contractor and service fee revenue	2,949	31,113
Revenues, total	278,163	289,292
Expenses:
Rental expenses	25,286	28,130
Real estate taxes	43,928	41,170
General contractor and other services expenses	1,469	29,463
Depreciation and amortization	94,001	93,573
Costs and expenses, total	164,684	192,336
Other operating activities:
Equity in earnings of unconsolidated joint ventures	3,815	16,268
Gain on sale of properties	210,747	21,360
Gain on land sales	1,092	1,238
Other operating expenses	(779)	(1,145)
Non-incremental costs related to successful leases	(5,512)	(2,958)
General and administrative expenses	(23,913)	(24,217)
Other Operating Activities, Net	185,450	10,546
Operating income	298,929	107,502
Other income (expenses):
Interest and other income, net	825	463
Interest expense	(19,999)	(22,507)
Loss on debt extinguishment	(21,948)	(70)
Income before income taxes	257,807	85,388
Income tax expense	(6,330)	(5,184)
Net income	251,477	80,204
Net income attributable to noncontrolling interests	(93)	(81)
Net income attributable to common shareholders	$ 251,384	$ 80,123
Weighted average number of common shares/units outstanding	386,516	377,242
Weighted average number of common shares/units and potential dilutive securities	387,937	377,744
Basic net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	$ 0.65	$ 0.21
Diluted net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	$ 0.65	$ 0.21
Comprehensive income:
Net income	$ 251,477	$ 80,204
Amortization of interest rate swap contracts	889	889
Comprehensive income	$ 252,366	$ 81,093