Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Accounts receivable, allowance	$ 2,772	$ 2,742
Straight-line rent receivable, allowance	7,578	8,405
Deferred financing costs, accumulated amortization	32,742	38,863
Deferred leasing and other costs, accumulated amortization	264,027	259,883
Common shares, par value	$ 0.01	$ 0.01
Common shares, shares authorized	600,000,000	600,000,000
Common shares, shares issued	345,046,000	344,112,000
Common shares, shares outstanding	345,046,000	344,112,000
Duke Realty Limited Partnership [Member]
Accounts receivable, allowance	2,772	2,742
Straight-line rent receivable, allowance	7,578	8,405
Deferred financing costs, accumulated amortization	32,742	38,863
Deferred leasing and other costs, accumulated amortization	$ 264,027	$ 259,883
Common equity, General Partner Units issued	345,046,000	344,112,000
Common equity, General Partner Units outstanding	345,046,000	344,112,000
Limited Partner Units issued	3,650,000	3,717,000
Limited Partner Units outstanding	3,650,000	3,717,000