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, 2018	$ 4,713,243	$ 3,589	$ 5,244,375	$ (4,676)	$ (585,087)	$ 55,042
Beginning Balance - Partnership at Dec. 31, 2018							$ 4,713,243	$ 4,662,877	$ 50,585	$ (4,676)	$ 4,457	$ 4,708,786
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	116,591				115,604	987	116,591	115,604	1,003		(16)	116,607
Other comprehensive income	0						0
Other comprehensive loss	(24,041)			(24,041)			(24,041)			(24,041)		(24,041)
Issuance of common shares	42,128	13	42,115
Capital contribution from the General Partner							42,128	42,128				42,128
Stock based compensation plan activity	9,930	4	3,892		(641)	6,675	9,930	3,255	6,675			9,930
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	312					312	312				312
Distributions to Partners							(155,903)	(154,550)	(1,353)			(155,903)
Distributions to common shareholders	(154,550)				(154,550)
Distributions to noncontrolling interests	(1,492)					(1,492)	(139)				(139)
Ending Balance - General Partner at Jun. 30, 2019	4,702,121	3,606	5,290,382	(28,717)	(624,674)	61,524
Ending Balance - Partnership at Jun. 30, 2019							4,702,121	4,669,314	56,910	(28,717)	4,614	4,697,507
Beginning Balance - General Partner at Mar. 31, 2019	4,681,171	3,594	5,250,157	(14,018)	(618,123)	59,561
Beginning Balance - Partnership at Mar. 31, 2019							4,681,171	4,635,628	54,941	(14,018)	4,620	4,676,551
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	71,668				71,053	615	71,668	71,053	621		(6)	71,674
Other comprehensive income	0						0
Other comprehensive loss	(14,699)			(14,699)			(14,699)			(14,699)		(14,699)
Issuance of common shares	37,636	12	37,624
Capital contribution from the General Partner							37,636	37,636				37,636
Stock based compensation plan activity	4,333	0	2,601		(291)	2,023	4,333	2,310	2,023			4,333
Distributions to Partners							(77,988)	(77,313)	(675)			(77,988)
Distributions to common shareholders	(77,313)				(77,313)
Distributions to noncontrolling interests	(675)					(675)
Ending Balance - General Partner at Jun. 30, 2019	4,702,121	3,606	5,290,382	(28,717)	(624,674)	61,524
Ending Balance - Partnership at Jun. 30, 2019							4,702,121	4,669,314	56,910	(28,717)	4,614	4,697,507
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
Other comprehensive loss	0						0
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
Other comprehensive loss	0						0
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