CONSOLIDATED BALANCE SHEETS - BRANDYWINE OPERATING PARTNERSHIP, L.P. - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Real estate investments:
Operating properties	$ 3,546,602	$ 3,542,232
Accumulated depreciation	(1,192,146)	(1,131,792)
Right of use asset - operating leases, net	18,720	19,031
Operating real estate investments, net	2,373,176	2,429,471
Construction-in-progress	152,888	135,529
Land held for development	83,051	82,510
Prepaid leasehold interests in land held for development, net	27,762	27,762
Total real estate investments, net	2,636,877	2,675,272
Cash and cash equivalents	30,369	58,319
Restricted cash and escrows	6,144	9,215
Accounts receivable	10,867	11,977
Accrued rent receivable, net of allowance of $1,332 and $2,672 as of June 30, 2024 and December 31, 2023, respectively	191,802	186,708
Investment in unconsolidated real estate ventures	680,136	601,227
Deferred costs, net	92,931	95,984
Intangible assets, net	6,672	7,694
Other assets	98,382	86,051
Total assets	3,754,180	3,732,447
LIABILITIES AND PARTNERS' EQUITY
Secured debt, net	267,851	255,671
Unsecured credit facility	25,000	0
Unsecured term loans, net	331,646	318,499
Unsecured senior notes, net	1,617,063	1,564,662
Accounts payable and accrued expenses	115,531	123,825
Distributions payable	26,234	26,017
Deferred income, gains and rent	26,236	24,248
Intangible liabilities, net	7,786	8,270
Lease liability - operating leases	23,459	23,369
Other liabilities	13,977	63,729
Total liabilities	2,454,783	2,408,290
Commitments and contingencies (See Note 14)
Brandywine Operating Partnership, L.P.'s equity:
Accumulated other comprehensive income (loss)	6,117	(668)
Total liabilities and beneficiaries' equity	3,754,180	3,732,447
BRANDYWINE OPERATING PARTNERSHIP, L.P.
Real estate investments:
Operating properties	3,546,602	3,542,232
Accumulated depreciation	(1,192,146)	(1,131,792)
Right of use asset - operating leases, net	18,720	19,031
Operating real estate investments, net	2,373,176	2,429,471
Construction-in-progress	152,888	135,529
Land held for development	83,051	82,510
Prepaid leasehold interests in land held for development, net	27,762	27,762
Total real estate investments, net	2,636,877	2,675,272
Cash and cash equivalents	30,369	58,319
Restricted cash and escrows	6,144	9,215
Accounts receivable	10,867	11,977
Accrued rent receivable, net of allowance of $1,332 and $2,672 as of June 30, 2024 and December 31, 2023, respectively	191,802	186,708
Investment in unconsolidated real estate ventures	680,136	601,227
Deferred costs, net	92,931	95,984
Intangible assets, net	6,672	7,694
Other assets	98,382	86,051
Total assets	3,754,180	3,732,447
LIABILITIES AND PARTNERS' EQUITY
Secured debt, net	267,851	255,671
Unsecured credit facility	25,000	0
Unsecured term loans, net	331,646	318,499
Unsecured senior notes, net	1,617,063	1,564,662
Accounts payable and accrued expenses	115,531	123,825
Distributions payable	26,234	26,017
Deferred income, gains and rent	26,236	24,248
Intangible liabilities, net	7,786	8,270
Lease liability - operating leases	23,459	23,369
Other liabilities	13,977	63,729
Total liabilities	2,454,783	2,408,290
Commitments and contingencies (See Note 14)
Redeemable limited partnership units at redemption value; 515,595 and 515,595 issued and outstanding as of June 30, 2024 and December 31, 2023, respectively	2,299	2,785
Brandywine Operating Partnership, L.P.'s equity:
General Partnership Capital; 172,678,090 and 172,097,661 units issued and outstanding as of June 30, 2024 and December 31, 2023, respectively	1,288,485	1,319,572
Accumulated other comprehensive income (loss)	5,797	(1,010)
Total Brandywine Operating Partnership, L.P.'s equity	1,294,282	1,318,562
Noncontrolling interest - consolidated real estate ventures	2,816	2,810
Total partners' equity	1,297,098	1,321,372
Total liabilities and beneficiaries' equity	$ 3,754,180	$ 3,732,447