Consolidated Statement of Changes in Equity - 6 months ended Jun. 30, 2015 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Distributions in Excess of Net Income [Member]	Non-controlling Interest [Member]	Duke Realty Limited Partnership [Member]	Duke Realty Limited Partnership [Member] Common Stock [Member]	Duke Realty Limited Partnership [Member] Limited Partner [Member]	Duke Realty Limited Partnership [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Duke Realty Limited Partnership [Member] Non-controlling Interest [Member]	Duke Realty Limited Partnership [Member] Stockholders' Equity, Total [Member]
Beginning Balance - General Partner at Dec. 31, 2014	$ 2,879,880	$ 3,441	$ 4,944,800	$ 3,026	$ (2,090,942)	$ 19,555
Beginning Balance - Partnership at Dec. 31, 2014							$ 2,879,700	$ 2,857,119	$ 17,289	$ 3,026	$ 2,266	$ 2,877,434
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	520,134				514,624	5,510	520,134	514,624	5,461		49	520,085
Other comprehensive income	(686)			(686)			(686)			(686)		(686)
Issuance of common shares	4,756	2	4,754
Capital contribution from the General Partner							4,707	4,707				4,707
Stock based compensation plan activity	6,427	7	5,364		(982)	2,038	6,427	4,389	2,038			6,427
Conversion of Limited Partner Units		1	(1,694)			1,693		(1,693)	1,693
Distributions to Partners'							(118,525)	(117,274)	(1,251)			(118,525)
Distributions to common shareholders	(117,274)				(117,274)
Distributions to noncontrolling interests, net	(1,394)					(1,394)	(143)				(143)
Ending Balance - General Partner at Jun. 30, 2015	$ 3,291,843	$ 3,451	$ 4,953,224	$ 2,340	$ (1,694,574)	$ 27,402
Ending Balance - Partnership at Jun. 30, 2015							$ 3,291,614	$ 3,261,872	$ 25,230	$ 2,340	$ 2,172	$ 3,289,442