CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income	$ (10,038)	$ 425,507
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation	3,769	4,382
Net amortization of debt premiums and deferred financing fees	0	(56)
Straight-line rental income	(307)	198
Other amortization	582	732
Amortization of right-of-use asset	0	189
Share-based compensation	6,687	3,303
Net gain on sale of properties	0	(419,620)
Change in assets and liabilities:
Rents receivable and other assets	269	(733)
Accounts payable, accrued expenses and other	535	(1,128)
Rent collected in advance	51	(996)
Net cash provided by operating activities	1,548	11,778
CASH FLOWS FROM INVESTING ACTIVITIES:
Real estate improvements	(3,607)	(1,540)
Proceeds from sale of properties, net	0	572,599
Net cash (used in) provided by investing activities	(3,607)	571,059
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase and retirement of common shares	(6,093)	(26,881)
Payments on borrowings	0	(148)
Distributions to common shareholders	(6,024)	(1,936)
Distributions to preferred shareholders	(1,997)	(1,997)
Distributions to holders of noncontrolling interest	0	(997)
Net cash used in financing activities	(14,114)	(31,959)
(Decrease) increase in cash, cash equivalents, and restricted cash	(16,173)	550,878
Cash, cash equivalents, and restricted cash at beginning of period	2,987,225	2,800,645
Cash, cash equivalents, and restricted cash at end of period	2,971,052	3,351,523
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	0	366
Taxes refunded, net	(12)	(2,045)
NON-CASH INVESTING ACTIVITIES:
Accrued capital expenditures	840	1,071
NON-CASH FINANCING ACTIVITIES:
Total cash, cash equivalents, and restricted cash shown in the statements of cash flows	$ 2,971,052	$ 3,351,523