Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net income (loss)	$ (48,110)	$ 1,094	$ 92,717
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization expense	57,240	65,697	81,041
Amortization of above and below market leases	(44)	(118)	(34)
Shares issued as compensation	315	394	338
Amortization of other comprehensive income into interest expense	(3,851)
Loss on extinguishment of debt	106	78	901
Gain on consolidation of Sponsored REIT	(394)
Impairment and loan loss reserve		4,237
(Gain) loss on sale of properties and impairment of assets held for sale, net	23,384	(27,939)	(113,134)
Equity in income of non-consolidated REITs			(421)
Distributions from non-consolidated REITs			421
Changes in operating assets and liabilities:
Tenant rent receivables	10	(247)	5,702
Straight-line rents	625	(5,895)	(3,930)
Lease acquisition costs	(2,007)	(4,494)	(2,353)
Prepaid expenses and other assets	382	(1,805)	82
Accounts payable and accrued expenses	(2,709)	(5,983)	(11,096)
Accrued compensation		(1,060)	786
Tenant security deposits	494	(509)	(2,458)
Payment of deferred leasing commissions	(7,575)	(8,216)	(12,200)
Net cash provided by operating activities	17,866	15,234	36,362
Cash flows from investing activities:
Property improvements, fixtures and equipment	(31,637)	(54,910)	(64,833)
Consolidation of Sponsored REIT	3,048		(3,000)
Proceeds received from sales of properties	142,225	128,949	573,307
Net cash provided by investing activities	113,636	74,039	505,474
Cash flows from financing activities:
Distributions to stockholders	(4,133)	(53,988)	(38,491)
Proceeds received from termination of interest rate swap	4,206
Stock repurchases		(4,843)	(18,244)
Borrowings under bank note payable	77,000	90,000	91,500
Repayments of bank note payable	(35,000)	(42,000)	(95,000)
Repayment of term loan payable	(50,000)	(110,000)	(445,000)
Deferred financing costs	(2,327)	(2,561)
Net cash used in financing activities	(10,254)	(123,392)	(505,235)
Net increase (decrease) in cash, cash equivalents and restricted cash	121,248	(34,119)	36,601
Cash, cash equivalents and restricted cash, beginning of year	6,632	40,751	4,150
Cash, cash equivalents and restricted cash, end of period	127,880	6,632	40,751
Cash paid for:
Interest	25,740	21,085	30,141
Taxes on income	339	667	454
Non-cash investing and financing activities:
Accrued dividend			33,280
Accrued costs for purchase of real estate assets	7,566	$ 9,962	$ 4,715
Investment in related party mortgage loan receivable converted to real estate assets and acquired real estate leases in conjunction with variable interest entity consolidation	$ 20,000