Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Net income (loss)		$ (43,262)	$ 19,046	$ 14,579	$ 48,015
Comprehensive income:
Unrealized gain (loss) on derivative financial instruments		734	312	7,008	(59)
Amortization of interest rate contracts	[1]	293	314	898	905
Total comprehensive income		1,027	626	7,906	846
Comprehensive income (loss)		(42,235)	19,672	22,485	48,861
Comprehensive (income) loss attributable to noncontrolling interest		330	(174)	(233)	(391)
Comprehensive income (loss) attributable to reporting entity		(41,905)	19,498	22,252	48,470
BRANDYWINE OPERATING PARTNERSHIP, L.P.
Net income (loss)		(43,262)	19,046	14,579	48,015
Comprehensive income:
Unrealized gain (loss) on derivative financial instruments		734	312	7,008	(59)
Amortization of interest rate contracts	[1]	293	314	898	905
Total comprehensive income		1,027	626	7,906	846
Comprehensive income (loss)		(42,235)	19,672	22,485	48,861
Comprehensive (income) loss attributable to noncontrolling interest		(20)	(12)	(46)	(25)
Comprehensive income (loss) attributable to reporting entity		$ (42,255)	$ 19,660	$ 22,439	$ 48,836

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