CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (16,414)	$ (5,276)
Comprehensive income (loss):
Unrealized gain (loss) on derivative financial instruments	6,026	(5,291)
Total comprehensive income (loss)	6,026	(5,291)
Comprehensive loss	(10,388)	(10,567)
Comprehensive loss attributable to noncontrolling interest	27	17
Comprehensive loss attributable to Brandywine Realty Trust	$ (10,361)	$ (10,550)