Document and Entity Information - $ / shares	3 Months Ended
	Mar. 31, 2019	Apr. 24, 2019	Dec. 31, 2018
Entity Information [Line Items]
Common shares, par value	$ 0.01		$ 0.01
Entity Registrant Name	DUKE REALTY CORPORATION
Entity Central Index Key	0000783280
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Mar. 31, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Common Stock, Shares Outstanding		359,428,082
Entity Current Reporting Status	Yes
Entity Small Business	false
Entity Emerging Growth Company	false
Duke Realty Limited Partnership [Member]
Entity Information [Line Items]
Entity Registrant Name	DUKE REALTY LIMITED PARTNERSHIP
Entity Central Index Key	0001003410
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Document Type	10-K
Document Period End Date	Mar. 31, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Current Reporting Status	Yes
Entity Small Business	false
Entity Emerging Growth Company	false