Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Net income (loss)		$ 6,820	$ (43,522)	$ 17,655	$ 13,799
Comprehensive (loss) income:
Unrealized (loss) gain on derivative financial instruments		(1,586)	734	(9,209)	7,008
Amortization of interest rate contracts	[1]	188	293	582	898
Comprehensive (loss) income:		(1,398)	1,027	(8,627)	7,906
Comprehensive income (loss)		5,422	(42,495)	9,028	21,705
Comprehensive income attributable to noncontrolling interest		(40)	333	(107)	(228)
Comprehensive income (loss) attributable to Brandywine Realty Trust		5,382	(42,162)	8,921	21,477
BRANDYWINE OPERATING PARTNERSHIP, L.P.
Net income (loss)		6,820	(43,522)	17,655	13,799
Comprehensive (loss) income:
Unrealized (loss) gain on derivative financial instruments		(1,586)	734	(9,209)	7,008
Amortization of interest rate contracts	[1]	188	293	582	898
Comprehensive (loss) income:		(1,398)	1,027	(8,627)	7,906
Comprehensive income (loss)		5,422	(42,495)	9,028	21,705
Comprehensive income attributable to noncontrolling interest		(11)	(20)	(58)	(46)
Comprehensive income (loss) attributable to Brandywine Realty Trust		$ 5,411	$ (42,515)	$ 8,970	$ 21,659

[1] Amounts reclassified from comprehensive income to interest expense within the Consolidated Statements of Operations.