Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues:
Rental and related revenue	$ 201,803	$ 214,615
General contractor and service fee revenue	23,151	52,820
Revenues, total	224,954	267,435
Expenses:
Rental expenses	29,278	36,124
Real estate taxes	29,627	30,779
General contractor and other services expenses	20,920	47,023
Depreciation and amortization	77,798	81,903
Costs and expenses, total	157,623	195,829
Other operating activities:
Equity in earnings of unconsolidated companies	21,860	6,246
Gain on sale of properties	15,577	23,484
Gain on land sales	130	5,425
Other operating expenses	(1,237)	(1,557)
Impairment charges	(6,405)	0
General and administrative expenses	(18,098)	(17,004)
Other Operating Activities, Net	11,827	16,594
Operating income	79,158	88,200
Other income (expenses):
Interest and other income, net	2,523	338
Interest expense	(37,730)	(49,610)
Acquisition-related activity	(3)	(28)
Income from continuing operations before income taxes	43,948	38,900
Income Tax Expense	(343)	(1,484)
Income from continuing operations	43,605	37,416
Discontinued operations:
Income before gain on sales	237	10,178
Gain on sale of depreciable properties	(86)	18,375
Income from discontinued operations	151	28,553
Net income	43,756	65,969
Net income attributable to noncontrolling interests	(449)	(725)
Net income attributable to common shareholders	$ 43,307	$ 65,244
Basic net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	$ 0.12	$ 0.11
Discontinued operations attributable to common shareholders/unitholders	0.00	0.08
Total	0.12	0.19
Diluted net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	0.12	0.11
Discontinued operations attributable to common shareholders/unitholders	0.00	0.08
Total	$ 0.12	$ 0.19
Weighted average number of common shares/units outstanding	345,665	344,597
Weighted average number of common shares/units and potential dilutive securities	349,674	348,653
Comprehensive income:
Net income	$ 43,756	$ 65,969
Other comprehensive loss:
Amortization of interest contracts	(295)	(287)
Total other comprehensive loss	(295)	(287)
Comprehensive income	43,461	65,682
Duke Realty Limited Partnership [Member]
Revenues:
Rental and related revenue	201,803	214,615
General contractor and service fee revenue	23,151	52,820
Revenues, total	224,954	267,435
Expenses:
Rental expenses	29,278	36,124
Real estate taxes	29,627	30,779
General contractor and other services expenses	20,920	47,023
Depreciation and amortization	77,798	81,903
Costs and expenses, total	157,623	195,829
Other operating activities:
Equity in earnings of unconsolidated companies	21,860	6,246
Gain on sale of properties	15,577	23,484
Gain on land sales	130	5,425
Other operating expenses	(1,237)	(1,557)
Impairment charges	(6,405)	0
General and administrative expenses	(18,098)	(17,004)
Other Operating Activities, Net	11,827	16,594
Operating income	79,158	88,200
Other income (expenses):
Interest and other income, net	2,523	338
Interest expense	(37,730)	(49,610)
Acquisition-related activity	(3)	(28)
Income from continuing operations before income taxes	43,948	38,900
Income Tax Expense	(343)	(1,484)
Income from continuing operations	43,605	37,416
Discontinued operations:
Income before gain on sales	237	10,178
Gain on sale of depreciable properties	(86)	18,375
Income from discontinued operations	151	28,553
Net income	43,756	65,969
Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, NonRedeemable	(11)	(26)
Net income attributable to common shareholders	$ 43,745	$ 65,943
Basic net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	$ 0.12	$ 0.11
Discontinued operations attributable to common shareholders/unitholders	0.00	0.08
Total	0.12	0.19
Diluted net income per common share/unit:
Continuing operations attributable to common shareholders/unitholders	0.12	0.11
Discontinued operations attributable to common shareholders/unitholders	0.00	0.08
Total	$ 0.12	$ 0.19
Weighted average number of common shares/units outstanding	349,163	348,292
Weighted average number of common shares/units and potential dilutive securities	349,674	348,653
Comprehensive income:
Net income	$ 43,756	$ 65,969
Other comprehensive loss:
Amortization of interest contracts	(295)	(287)
Total other comprehensive loss	(295)	(287)
Comprehensive income	$ 43,461	$ 65,682