Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
ASSETS
Land and improvements	$ 1,494,196	$ 1,391,763
Buildings and tenant improvements	4,919,897	4,740,837
Construction in progress	290,647	321,062
Investments in and advances to unconsolidated companies	261,447	268,390
Undeveloped land	316,369	383,045
Real estate investment property, at cost, total	7,282,556	7,105,097
Accumulated depreciation	(1,282,033)	(1,192,425)
Net real estate investments	6,000,523	5,912,672
Real estate investments and other assets held-for-sale	18,184	45,801
Cash and cash equivalents	110,211	22,533
Accounts receivable, net of allowance	26,180	18,846
Straight-line rent receivable, net of allowance	118,594	116,781
Receivables on construction contracts, including retentions	8,528	16,459
Deferred leasing and other costs, net of accumulated amortization	335,109	346,374
Escrow deposits and other assets	244,752	416,049
Total Assets	6,862,081	6,895,515
LIABILITIES AND EQUITY
Secured debt, net of deferred financing costs	385,763	738,444
Unsecured debt, net of deferred financing costs	2,605,288	2,510,697
Unsecured line of credit	0	71,000
Long-term debt, total	2,991,051	3,320,141
Liabilities related to real estate investments held-for-sale	238	972
Construction payables and amounts due subcontractors, including retentions	51,339	54,921
Accrued real estate taxes	93,722	71,617
Accrued interest	30,601	34,447
Other accrued expenses	41,314	61,827
Other liabilities	103,602	106,283
Tenant security deposits and prepaid rents	41,292	40,506
Total Liabilities	3,353,159	3,690,714
Equity
Common shares	3,546	3,453
Additional paid-in capital	5,187,374	4,961,923
Accumulated other comprehensive income	938	1,806
Distributions in excess of net income	(1,710,215)	(1,785,250)
Total shareholders' equity	3,481,643	3,181,932
Noncontrolling interests	27,279	22,869
Total Equity	3,508,922	3,204,801
Total Liabilities and Equity	6,862,081	6,895,515
Duke Realty Limited Partnership [Member]
ASSETS
Land and improvements	1,494,196	1,391,763
Buildings and tenant improvements	4,919,897	4,740,837
Construction in progress	290,647	321,062
Investments in and advances to unconsolidated companies	261,447	268,390
Undeveloped land	316,369	383,045
Real estate investment property, at cost, total	7,282,556	7,105,097
Accumulated depreciation	(1,282,033)	(1,192,425)
Net real estate investments	6,000,523	5,912,672
Real estate investments and other assets held-for-sale	18,184	45,801
Cash and cash equivalents	110,211	22,533
Accounts receivable, net of allowance	26,180	18,846
Straight-line rent receivable, net of allowance	118,594	116,781
Receivables on construction contracts, including retentions	8,528	16,459
Deferred leasing and other costs, net of accumulated amortization	335,109	346,374
Escrow deposits and other assets	244,752	416,049
Total Assets	6,862,081	6,895,515
LIABILITIES AND EQUITY
Secured debt, net of deferred financing costs	385,763	738,444
Unsecured debt, net of deferred financing costs	2,605,288	2,510,697
Unsecured line of credit	0	71,000
Long-term debt, total	2,991,051	3,320,141
Liabilities related to real estate investments held-for-sale	238	972
Construction payables and amounts due subcontractors, including retentions	51,339	54,921
Accrued real estate taxes	93,722	71,617
Accrued interest	30,601	34,447
Other accrued expenses	41,314	61,827
Other liabilities	103,602	106,283
Tenant security deposits and prepaid rents	41,292	40,506
Total Liabilities	3,353,159	3,690,714
Equity
Common equity	3,480,705	3,180,126
General Partners' equity	3,480,705	3,180,126
Limited Partners' common equity	24,478	20,032
Accumulated other comprehensive income	938	1,806
Total partners' equity	3,506,121	3,201,964
Noncontrolling interests	2,801	2,837
Total Equity	3,508,922	3,204,801
Total Liabilities and Equity	$ 6,862,081	$ 6,895,515