Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Net income (loss)	$ 11,652	$ (71)
Adjustments to reconcile net income (loss) to net cash from operating activities:
Depreciation and amortization	102,041	105,157
Amortization of deferred financing costs	2,367	2,386
Amortization of debt discount/(premium), net	(318)	(324)
Amortization of stock compensation costs	3,568	3,752
Shares used for employee taxes upon vesting of share awards	(2,056)	(1,266)
Straight-line rent income	(11,483)	(7,183)
Amortization of acquired above (below) market leases, net	(2,633)	(3,698)
Straight-line ground rent expense	44	44
Provision for doubtful accounts	704	1,272
Loss on real estate venture transactions	0	417
Net gain on sale of interests in real estate	(10,590)	(2,087)
Net gain from remeasurement of investment in a real estate venture	(758)	(458)
Provision for impairment on assets held for sale/sold	2,508	0
Real Estate Venture (income) loss and cash distributions	1,197	558
Deferred financing obligation	(612)	(590)
Changes in assets and liabilities:
Accounts receivable	(390)	(6,328)
Other assets	(1,313)	1,462
Accounts payable and accrued expenses	(2,261)	(2,815)
Deferred income, gains and rent	(3,991)	(116)
Other liabilities	941	129
Net cash from operating activities	88,617	90,241
Cash flows from investing activities:
Acquisition of properties	(120,379)	(12,405)
Acquisition of property - 1031 exchange funds applied	(62,812)	0
Sale of properties	80,268	40,149
Sale of property - 1031 exchange funds held in escrow	62,800	0
Proceeds from repayment of mortgage notes receivable	88,000	2,800
Capital expenditures for tenant improvements	(39,693)	(58,035)
Capital expenditures for redevelopments	(21,844)	(4,773)
Capital expenditures for developments	(83,628)	(19,270)
Advances for purchase of tenant assets, net of repayments	(3,003)	16
Investment in unconsolidated Real Estate Ventures	(49,139)	(3,095)
Deposits for real estate	(2,935)	0
Escrowed cash	2,113	1,758
Cash distributions from unconsolidated Real Estate Ventures in excess of cumulative equity income	5,774	5,329
Leasing costs	(10,892)	(13,862)
Net cash used in investing activities	(155,370)	(61,388)
Cash flows from financing activities:
Repayments of mortgage notes payable	(7,046)	(6,647)
Debt financing costs paid	(2,941)	(35)
Proceeds from the exercise of stock options	127	709
Partner contribution to consolidated real estate venture	1,025	0
Distributions paid to shareholders	(57,471)	(50,710)
Distributions to noncontrolling interest	(461)	(541)
Net cash used in financing activities	(66,767)	(57,224)
Decrease in cash and cash equivalents	(133,520)	(28,371)
Cash and cash equivalents at beginning of period	257,502	263,207
Cash and cash equivalents at end of period	123,982	234,836
Supplemental disclosure:
Cash paid for interest, net of capitalized interest during the six months ended June 30, 2015 and 2014 of $5,623 and $2,726, respectively	63,239	66,869
Supplemental disclosure of non-cash activity:
Change in investments in joint venture related to non-cash disposition of property	0	(5,897)
Change in real estate investments related to non-cash property acquisition	(67,261)	0
Change in investments in joint venture related to non-cash property acquisition	67,261	0
Change in receivable from settlement of acquisitions	0	619
Change in other liabilities from contingent consideration related to a property acquisition	1,585	0
Change in operating real estate from contingent consideration related to a property acquisition	(1,585)	0
Change in capital expenditures financed through accounts payable at period end	(4,142)	(639)
Change in capital expenditures financed through retention payable at period end	5,415	1,188
Change in unfunded tenant allowance	0	(193)
BRANDYWINE OPERATING PARTNERSHIP, L.P.
Net income (loss)	11,652	(71)
Adjustments to reconcile net income (loss) to net cash from operating activities:
Depreciation and amortization	102,041	105,157
Amortization of deferred financing costs	2,367	2,386
Amortization of debt discount/(premium), net	(318)	(324)
Amortization of stock compensation costs	3,568	3,752
Shares used for employee taxes upon vesting of share awards	(2,056)	(1,266)
Straight-line rent income	(11,483)	(7,183)
Amortization of acquired above (below) market leases, net	(2,633)	(3,698)
Straight-line ground rent expense	44	44
Provision for doubtful accounts	704	1,272
Loss on real estate venture transactions	0	417
Net gain on sale of interests in real estate	$ (10,590)	$ (2,087)
Loss on real estate venture formation
Net gain from remeasurement of investment in a real estate venture	$ (758)	$ (458)
Provision for impairment on assets held for sale/sold	2,508	0
Real Estate Venture (income) loss and cash distributions	1,197	558
Deferred financing obligation	(612)	(590)
Changes in assets and liabilities:
Accounts receivable	(390)	(6,328)
Other assets	(1,313)	1,462
Accounts payable and accrued expenses	(2,261)	(2,815)
Deferred income, gains and rent	(3,991)	(116)
Other liabilities	941	129
Net cash from operating activities	88,617	90,241
Cash flows from investing activities:
Acquisition of properties	(120,379)	(12,405)
Acquisition of property - 1031 exchange funds applied	(62,812)	0
Sale of properties	80,268	40,149
Sale of property - 1031 exchange funds held in escrow	62,800	0
Proceeds from repayment of mortgage notes receivable	88,000	2,800
Capital expenditures for tenant improvements	(39,693)	(58,035)
Capital expenditures for redevelopments	(21,844)	(4,773)
Capital expenditures for developments	(83,628)	(19,270)
Advances for purchase of tenant assets, net of repayments	(3,003)	16
Investment in unconsolidated Real Estate Ventures	(49,139)	(3,095)
Deposits for real estate	(2,935)
Escrowed cash	2,113	1,758
Cash distributions from unconsolidated Real Estate Ventures in excess of cumulative equity income	5,774	5,329
Leasing costs	(10,892)	(13,862)
Net cash used in investing activities	(155,370)	(61,388)
Cash flows from financing activities:
Repayments of mortgage notes payable	(7,046)	(6,647)
Debt financing costs paid	(2,941)	(35)
Proceeds from the exercise of stock options	127	709
Partner contribution to consolidated real estate venture	1,025	0
Distributions paid to shareholders	(57,932)	(51,251)
Net cash used in financing activities	(66,767)	(57,224)
Decrease in cash and cash equivalents	(133,520)	(28,371)
Cash and cash equivalents at beginning of period	257,502	263,207
Cash and cash equivalents at end of period	123,982	234,836
Supplemental disclosure:
Cash paid for interest, net of capitalized interest during the six months ended June 30, 2015 and 2014 of $5,623 and $2,726, respectively	63,239	66,869
Supplemental disclosure of non-cash activity:
Change in investments in joint venture related to non-cash disposition of property	0	(5,897)
Change in real estate investments related to non-cash property acquisition	(67,261)	0
Change in investments in joint venture related to non-cash property acquisition	67,261	0
Change in receivable from settlement of acquisitions	0	619
Change in other liabilities from contingent consideration related to a property acquisition	1,585	0
Change in operating real estate from contingent consideration related to a property acquisition	(1,585)	0
Change in capital expenditures financed through accounts payable at period end	(4,142)	(639)
Change in capital expenditures financed through retention payable at period end	5,415	1,188
Change in unfunded tenant allowance	$ 0	$ (193)