SEGMENT FINANCIAL INFORMATION (Reconciliation of Net Operating Income to Reported Net Income) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Reconciliation of net operating income attributable to common shareholders
Net (loss) income attributable to common stockholders	$ (22,750)	$ (5,588)	$ (24,754)	$ 15,423
Real estate-related depreciation and amortization	33,858	36,903	67,055	64,354
General and administrative expenses	2,973	2,594	6,017	4,631
Advisory fees	9,623	8,227	19,161	15,370
Performance participation allocation	0	6,186	0	18,379
Acquisition costs and reimbursements	1,849	1,093	3,018	2,722
Impairment loss on debt-related investment held for sale	1,260	0	3,780	0
Equity in loss (income) from unconsolidated joint venture partnerships	203	(1,718)	2,649	(708)
Interest expense	37,882	33,774	75,427	58,184
Gain on sale of real estate property	0	(29,643)	(36,884)	(83,524)
Loss on extinguishment of debt and financing commitments, net	0	0	700	0
Gain on derivative instruments	(192)	(982)	(89)	(2,532)
Provision for current expected credit losses	(1,632)	0	3,998	0
Other income	(1,016)	(423)	(2,032)	(1,000)
Net (loss) income attributable to redeemable noncontrolling interests	(226)	(60)	(244)	186
Net (loss) income attributable to noncontrolling interests	(6,278)	(919)	(6,827)	2,618
Net operating income	$ 55,554	$ 49,444	$ 110,975	$ 94,103