CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net loss	$ (107,758)	$ (66,245)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	83,571	89,115
Amortization	6,581	10,154
Straight-line rent adjustments	72	(1,779)
Amortization of deferred compensation	3,516	5,021
Gain on debt extinguishment, net	(4,587)	0
Paid-in-kind interest	35,690	0
Gain on derecognition of property	0	(7,006)
Gain on hedge ineffectiveness	(2,329)	0
Loss (gain) on sales of interests in real estate and non-operating real estate, net	1,191	(10,995)
Equity in loss of partnerships	2,429	2,798
Gain on sales of real estate by equity method investee	(1,337)	0
Cash distributions from partnerships	198	1,285
Impairment of real estate assets	1,564	0
Change in assets and liabilities:
Net change in other assets	15,618	(30,657)
Net change in other liabilities	3,780	(514)
Net cash provided by (used in) operating activities	38,199	(8,823)
Cash flows from investing activities:
Cash proceeds from sales of real estate	4,076	21,951
Investments in real estate improvements	(12,563)	(16,429)
Additions to construction in progress	(5,451)	(31,478)
Investments in partnerships	(1,131)	(30,228)
Capitalized leasing costs	(61)	(150)
Additions to leasehold improvements and corporate fixed assets	(70)	(4,863)
Net cash used in investing activities	(15,200)	(61,197)
Cash flows from financing activities:
Net borrowings under the Restructured Revolver	0	120,000
Net repayments to term loans	(4,027)	(12,000)
Repayments of finance lease liabilities	(514)	(487)
Proceeds from notes payable	0	4,536
Repayments of mortgage loans	(135,155)	0
Proceeds from mortgage loans	127,685
Principal installments on mortgage loans	(19,679)	(9,535)
Net borrowings under bridge facility	0	22,500
Payment of deferred financing costs	(1,030)	(35)
Value of shares of beneficial interest issued	0	572
Dividends paid to common shareholders	0	(18,081)
Dividends paid to preferred shareholders	0	(13,688)
Distributions paid to Operating Partnership unit holders and noncontrolling interest	0	(465)
Value of shares retired under equity incentive plans, net of shares issued	(648)	(466)
Net cash (used in) provided by financing activities	(33,368)	92,851
Net change in cash, cash equivalents, and restricted cash	(10,369)	22,831
Cash, cash equivalents, and restricted cash, beginning of period	51,231	19,629
Cash, cash equivalents, and restricted cash, end of period	$ 40,862	$ 42,460