Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Real estate investments:
Operating properties	$ 3,586,295	$ 3,693,000
Accumulated depreciation	(852,476)	(867,035)
Operating real estate investments, net	2,733,819	2,825,965
Construction-in-progress	297,462	268,983
Land held for development	150,970	130,479
Total real estate investments, net	3,182,251	3,225,427
Assets held for sale, net	41,718	584,365
Cash and cash equivalents	193,919	56,694
Accounts receivable, net of allowance of $2,373 and $1,736 in 2016 and 2015, respectively	12,446	17,126
Accrued rent receivable, net of allowance of $13,743 and $14,442 in 2016 and 2015, respectively	149,624	145,092
Investment in Real Estate Ventures, equity method	281,331	241,004
Deferred costs, net	91,342	101,419
Intangible assets, net	72,478	111,623
Other assets	74,104	71,761
Total assets	4,099,213	4,554,511
LIABILITIES AND EQUITY
Mortgage notes payable, net	321,549	545,753
Unsecured term loans, net	248,099	247,800
Unsecured senior notes, net	1,443,464	1,591,164
Accounts payable and accrued expenses	103,404	99,856
Distributions payable	30,032	28,249
Deferred income, gains and rent	31,620	30,413
Acquired lease intangibles, net	18,119	25,655
Liabilities related to assets held for sale	81	2,151
Other liabilities	19,408	31,379
Total liabilities	2,215,776	2,602,420
Commitments and contingencies
Equity:
6.90% Series E Preferred Shares, $0.01 par value; issued and outstanding- 4,000,000 in 2016 and 2015	40	40
Common Shares of Brandywine Realty Trust's beneficial interest, $0.01 par value; shares authorized 400,000,000; 175,140,760 and 174,688,568 issued and outstanding in 2016 and 2015, respectively	1,752	1,747
Additional paid-in-capital	3,258,870	3,252,622
Deferred compensation payable in common shares	13,684	11,918
Common shares in grantor trust, 899,457 in 2016, 745,686 in 2015	(13,684)	(11,918)
Cumulative earnings	539,319	499,086
Accumulated other comprehensive loss	(1,745)	(5,192)
Cumulative distributions	(1,931,892)	(1,814,378)
Total Brandywine Realty Trust's equity	1,866,344	1,933,925
Non-controlling interests	17,093	18,166
Total beneficiaries' equity	1,883,437	1,952,091
Total liabilities and beneficiaries' equity	4,099,213	4,554,511
BRANDYWINE OPERATING PARTNERSHIP, L.P.
Real estate investments:
Operating properties	3,586,295	3,693,000
Accumulated depreciation	(852,476)	(867,035)
Operating real estate investments, net	2,733,819	2,825,965
Construction-in-progress	297,462	268,983
Land held for development	150,970	130,479
Total real estate investments, net	3,182,251	3,225,427
Assets held for sale, net	41,718	584,365
Cash and cash equivalents	193,919	56,694
Accounts receivable, net of allowance of $2,373 and $1,736 in 2016 and 2015, respectively	12,446	17,126
Accrued rent receivable, net of allowance of $13,743 and $14,442 in 2016 and 2015, respectively	149,624	145,092
Investment in Real Estate Ventures, equity method	281,331	241,004
Deferred costs, net	91,342	101,419
Intangible assets, net	72,478	111,623
Other assets	74,104	71,761
Total assets	4,099,213	4,554,511
LIABILITIES AND EQUITY
Mortgage notes payable, net	321,549	545,753
Unsecured term loans, net	248,099	247,800
Unsecured senior notes, net	1,443,464	1,591,164
Accounts payable and accrued expenses	103,404	99,856
Distributions payable	30,032	28,249
Deferred income, gains and rent	31,620	30,413
Acquired lease intangibles, net	18,119	25,655
Liabilities related to assets held for sale	81	2,151
Other liabilities	19,408	31,379
Total liabilities	2,215,776	2,602,420
Commitments and contingencies
Redeemable limited partnership units at redemption value; 1,479,799 and 1,535,102 issued and outstanding in 2016 and 2015, respectively	23,795	22,114
Equity:
6.90% Series E Preferred Shares, $0.01 par value; issued and outstanding- 4,000,000 in 2016 and 2015	96,850	96,850
General Partnership Capital 175,140,760 and 174,688,568 units issued and outstanding in 2016 and 2015, respectively	1,762,764	1,836,692
Accumulated other comprehensive loss	(2,122)	(5,597)
Total Brandywine Operating Partnership, L.P.'s equity	1,857,492	1,927,945
Non-controlling interest - consolidated real estate ventures	2,150	2,032
Total partners' equity	1,859,642	1,929,977
Total liabilities and beneficiaries' equity	$ 4,099,213	$ 4,554,511