Consolidated Statement of Changes in Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [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 Partners' Common Equity [Member]	Duke Realty Limited Partnership [Member] AOCI Attributable to Parent [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, 2019	$ 5,080,260	$ 3,680	$ 5,525,463	$ (35,036)	$ (475,992)	$ 62,145
Beginning Balance - Partnership at Dec. 31, 2019							$ 5,080,260	$ 5,053,151	$ 57,575	$ (35,036)	$ 4,570	$ 5,075,690
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	59,880				59,276	604	59,880	59,276	526		78	59,802
Other comprehensive income	1,690			1,690			1,690			1,690		1,690
Issuance of common shares	76,678	21	76,657
Capital contribution from the General Partner							76,678	76,678				76,678
Stock based compensation plan activity	13,605	3	5,777		(588)	8,413	13,605	5,192	8,413			13,605
Distributions to Partners							(174,697)	(173,131)	(1,566)			(174,697)
Distributions to common shareholders	(173,131)				(173,131)
Distributions to noncontrolling interests	(1,566)					(1,566)
Ending Balance - General Partner at Jun. 30, 2020	5,057,416	3,704	5,607,897	(33,346)	(590,435)	69,596
Ending Balance - Partnership at Jun. 30, 2020							5,057,416	5,021,166	64,948	(33,346)	4,648	5,052,768
Beginning Balance - General Partner at Mar. 31, 2020	5,027,062	3,684	5,533,806	(34,235)	(543,412)	67,219
Beginning Balance - Partnership at Mar. 31, 2020							5,027,062	4,994,078	62,615	(34,235)	4,604	5,022,458
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	40,220				39,820	400	40,220	39,820	356		44	40,176
Other comprehensive income	889			889			889			889		889
Issuance of common shares	71,213	20	71,193
Capital contribution from the General Partner							71,213	71,213				71,213
Stock based compensation plan activity	5,384	0	2,898		(274)	2,760	5,384	2,624	2,760			5,384
Distributions to Partners							(87,352)	(86,569)	(783)			(87,352)
Distributions to common shareholders	(86,569)				(86,569)
Distributions to noncontrolling interests	(783)					(783)
Ending Balance - General Partner at Jun. 30, 2020	5,057,416	3,704	5,607,897	(33,346)	(590,435)	69,596
Ending Balance - Partnership at Jun. 30, 2020							5,057,416	5,021,166	64,948	(33,346)	4,648	5,052,768
Beginning Balance - General Partner at Dec. 31, 2020	5,234,448	3,733	5,723,326	(31,568)	(532,519)	71,476
Beginning Balance - Partnership at Dec. 31, 2020							5,234,448	5,194,540	66,874	(31,568)	4,602	5,229,846
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	257,860				255,179	2,681	257,860	255,179	2,499		182	257,678
Other comprehensive income	1,779			1,779			1,779			1,779		1,779
Issuance of common shares	187,217	41	187,176
Capital contribution from the General Partner							187,217	187,217				187,217
Stock based compensation plan activity	15,264	3	5,426		(654)	10,489	15,264	4,775	10,489			15,264
Issuance of Limited Partner Units	11,576					11,576	11,576		11,576			11,576
Conversion of Limited Partner Units		3	5,043			(5,046)		5,046	(5,046)
Redemption of Limited Partner Units	(37)		(40)			3	(37)	(40)	3			(37)
Distributions to Partners							(192,983)	(191,082)	(1,901)			(192,983)
Distributions to common shareholders	(191,082)				(191,082)
Distributions to noncontrolling interests	(2,116)					(2,116)	(215)				(215)
Ending Balance - General Partner at Jun. 30, 2021	5,514,909	3,780	5,920,931	(29,789)	(469,076)	89,063
Ending Balance - Partnership at Jun. 30, 2021							5,514,909	5,455,635	84,494	(29,789)	4,569	5,510,340
Beginning Balance - General Partner at Mar. 31, 2021	5,259,141	3,743	5,756,738	(30,679)	(548,843)	78,182
Beginning Balance - Partnership at Mar. 31, 2021							5,259,141	5,211,638	73,649	(30,679)	4,533	5,254,608
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	177,656				175,817	1,839	177,656	175,817	1,738		101	177,555
Other comprehensive income	890			890			890			890		890
Issuance of common shares	156,836	34	156,802
Capital contribution from the General Partner							156,836	156,836				156,836
Stock based compensation plan activity	5,643	0	2,687		(278)	3,234	5,643	2,409	3,234			5,643
Issuance of Limited Partner Units	11,576					11,576	11,576		11,576			11,576
Conversion of Limited Partner Units		3	4,744			(4,747)		4,747	(4,747)
Redemption of Limited Partner Units	(37)		(40)			3	(37)	(40)	3			(37)
Distributions to Partners							(96,731)	(95,772)	(959)			(96,731)
Distributions to common shareholders	(95,772)				(95,772)
Distributions to noncontrolling interests	(1,024)					(1,024)	(65)				(65)
Ending Balance - General Partner at Jun. 30, 2021	$ 5,514,909	$ 3,780	$ 5,920,931	$ (29,789)	$ (469,076)	$ 89,063
Ending Balance - Partnership at Jun. 30, 2021							$ 5,514,909	$ 5,455,635	$ 84,494	$ (29,789)	$ 4,569	$ 5,510,340