Consolidated Statement of Changes in Equity Consolidated Statement of Changes in Equity (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Common Stock, Dividends, Per Share, Cash Paid	$ 0.69	$ 0.68	$ 0.68
Duke Realty Limited Partnership [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit	0.69	$ 0.68	$ 0.68
Special Dividend [Member]
Common Stock, Dividends, Per Share, Cash Paid	0.20
Special Dividend [Member] | Duke Realty Limited Partnership [Member]
Distribution Made to Limited Partner, Distributions Paid, Per Unit	$ 0.20