Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenue
Rents	$ 486,731	$ 483,682	$ 461,387
Tenant reimbursements	85,722	84,879	79,087
Termination fees	4,797	8,000	4,497
Third party management fees, labor reimbursement and leasing	18,764	17,200	13,053
Other	6,617	3,221	4,186
Total revenue	602,631	596,982	562,210
Operating expenses:
Property operating expenses	181,170	177,330	160,406
Real estate taxes	50,623	51,844	55,612
Third party management expenses	6,294	6,791	5,751
Depreciation and amortization	219,029	208,569	197,021
General and administrative expenses	29,406	26,779	27,628
Provision for impairment	82,208	1,765	0
Total operating expenses	568,730	473,078	446,418
Operating income	33,901	123,904	115,792
Other income (expense):
Interest income	1,224	3,974	1,044
Tax credit transaction income	19,955	11,853	11,853
Interest expense	(110,717)	(124,329)	(121,937)
Interest expense - amortization of deferred financing costs	(4,557)	(5,148)	(4,676)
Interest expense - financing obligation	(1,237)	(1,144)	(972)
Recognized hedge activity	0	(828)	0
Equity in income (loss) of Real Estate Ventures	(811)	(790)	3,664
Net gain on disposition of real estate	20,496	4,901	0
Net gain (loss) on sale of undepreciated real estate	3,019	1,184	(137)
Net gain from remeasurement of investments in real estate ventures	758	458	6,866
Net gain (loss) on real estate venture transactions	7,229	(417)	29,604
Loss on early extinguishment of debt	0	(7,594)	(2,119)
Income (loss) from continuing operations	(30,740)	6,024	38,982
Discontinued operations:
Income from discontinued operations	0	18	825
Net gain on disposition of discontinued operations	0	900	3,382
Total discontinued operations	0	918	4,207
Net income (loss)	(30,740)	6,942	43,189
Net income from discontinued operations attributable to non-controlling interests	0	(10)	(55)
Net (income) loss from continuing operations attributable to non-controlling interests	339	43	(357)
Net (income) loss attributable to non-controlling interests	339	33	(412)
Net income (loss) attributable to Brandywine Realty Trust	(30,401)	6,975	42,777
Distribution to preferred shareholders	(6,900)	(6,900)	(6,900)
Nonforfeitable dividends allocated to unvested restricted shareholders	(329)	(349)	(363)
Net income (loss) attributable to Common Shareholders of Brandywine Realty Trust	$ (37,630)	$ (274)	$ 35,514
Basic income (loss) per Common Share:
Continuing operations (USD per share)	$ (0.21)	$ (0.01)	$ 0.20
Discontinued operations (USD per share)	0	0.01	0.03
Net income (loss) attributable to common shareholders, Basic (USD per share)	(0.21)	0	0.23
Diluted income (loss) per Common Share:
Continuing operations (USD per share)	(0.21)	(0.01)	0.20
Discontinued operations (USD per share)	0	0.01	0.03
Net income (loss) attributable to common shareholders, Diluted (USD per share)	$ (0.21)	$ 0	$ 0.23
Basic weighted average shares outstanding (in shares)	178,162,160	166,202,649	153,140,458
Diluted weighted average shares outstanding (in shares)	178,162,160	166,202,649	154,414,311
Net income (loss) attributable to Brandywine Realty Trust
Total continuing operations	$ (30,401)	$ 6,067	$ 38,625
Total discontinued operations	0	908	4,152
Net income (loss)	(30,401)	6,975	42,777
Net income (loss)	$ (30,740)	$ 6,942	$ 43,189
Distributions declared per Common Share (USD per share)	$ 0.60	$ 0.60	$ 0.60
BRANDYWINE OPERATING PARTNERSHIP, L.P.
Revenue
Rents	$ 486,731	$ 483,682	$ 461,387
Tenant reimbursements	85,722	84,879	79,087
Termination fees	4,797	8,000	4,497
Third party management fees, labor reimbursement and leasing	18,764	17,200	13,053
Other	6,617	3,221	4,186
Total revenue	602,631	596,982	562,210
Operating expenses:
Property operating expenses	181,170	177,330	160,406
Real estate taxes	50,623	51,844	55,612
Third party management expenses	6,294	6,791	5,751
Depreciation and amortization	219,029	208,569	197,021
General and administrative expenses	29,406	26,779	27,628
Provision for impairment	82,208	1,765	0
Total operating expenses	568,730	473,078	446,418
Operating income	33,901	123,904	115,792
Other income (expense):
Interest income	1,224	3,974	1,044
Tax credit transaction income	19,955	11,853	11,853
Interest expense	(110,717)	(124,329)	(121,937)
Interest expense - amortization of deferred financing costs	(4,557)	(5,148)	(4,676)
Interest expense - financing obligation	(1,237)	(1,144)	(972)
Recognized hedge activity	0	(828)	0
Equity in income (loss) of Real Estate Ventures	(811)	(790)	3,664
Net gain on disposition of real estate	20,496	4,901	0
Net gain (loss) on sale of undepreciated real estate	3,019	1,184	(137)
Net gain from remeasurement of investments in real estate ventures	758	458	6,866
Net gain (loss) on real estate venture transactions	7,229	(417)	29,604
Loss on early extinguishment of debt	0	(7,594)	(2,119)
Income (loss) from continuing operations	(30,740)	6,024	38,982
Discontinued operations:
Income from discontinued operations	0	18	825
Net gain on disposition of discontinued operations	0	900	3,382
Total discontinued operations	0	918	4,207
Net income (loss)	(30,740)	6,942	43,189
Net (income) loss from continuing operations attributable to non-controlling interests	3	44	0
Net income (loss) attributable to Brandywine Realty Trust	(30,737)	6,986	43,189
Distribution to preferred shareholders	(6,900)	(6,900)	(6,900)
Nonforfeitable dividends allocated to unvested restricted shareholders	(329)	(349)	(363)
Net income (loss) attributable to Common Shareholders of Brandywine Realty Trust	$ (37,966)	$ (263)	$ 35,926
Basic income (loss) per Common Share:
Continuing operations (USD per share)	$ (0.21)	$ (0.01)	$ 0.20
Discontinued operations (USD per share)	0	0.01	0.03
Net income (loss) attributable to common shareholders, Basic (USD per share)	(0.21)	0	0.23
Diluted income (loss) per Common Share:
Continuing operations (USD per share)	(0.21)	(0.01)	0.20
Discontinued operations (USD per share)	0	0.01	0.03
Net income (loss) attributable to common shareholders, Diluted (USD per share)	$ (0.21)	$ 0	$ 0.23
Basic weighted average shares outstanding (in shares)	179,697,262	167,942,246	154,929,545
Diluted weighted average shares outstanding (in shares)	179,697,262	167,942,246	156,203,398
Net income (loss) attributable to Brandywine Realty Trust
Total continuing operations	$ (30,740)	$ 6,024	$ 38,982
Total discontinued operations	0	918	4,207
Net income (loss)	(30,737)	6,986	43,189
Net income (loss)	$ (30,740)	$ 6,942	$ 43,189
Distributions declared per Common Share (USD per share)	$ 0.60	$ 0.60	$ 0.60