Consolidated Balance Sheets Consolidated Balance Sheet (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Accounts receivable, allowance	$ 1,113	$ 2,742
Straight-line rent receivable, allowance	6,155	8,405
Deferred finance costs, accumulated amortization	20,764	38,863
Deferred leasing and other costs, accumulated amortization	$ 245,426	$ 238,832
Common shares, par value	$ 0.01	$ 0.01
Common shares, shares authorized	600,000,000	600,000,000
Common shares, shares issued	345,285,000	344,112,000
Common shares, shares outstanding	345,285,000	344,112,000
Duke Realty Limited Partnership [Member]
Accounts receivable, allowance	$ 1,113	$ 2,742
Straight-line rent receivable, allowance	6,155	8,405
Deferred finance costs, accumulated amortization	20,764	38,863
Deferred leasing and other costs, accumulated amortization	$ 245,426	$ 238,832
Common equity, General Partner Units issued	345,285,000	344,112,000
Common equity, General Partner Units outstanding	345,285,000	344,112,000
Limited Partner Units issued	3,487,000	3,717,000
Limited Partner Units outstanding	3,487,000	3,717,000