SEGMENT DISCLOSURE - Reconciliation of Segment Operating Income to Net Income Attributable to Company (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Interest and other income	$ 14,567	$ 14,193
Asset management and other fees to related parties	(1,797)	(2,627)
Interest expense	(36,872)	(35,098)
General and administrative	(7,004)	(8,119)
Transaction costs	(1,382)	(4,421)
Depreciation and amortization	(27,373)	(52,484)
Loss on early extinguishment of debt	(1,416)	0
Gain on sale of real estate	0	1,104
LOSS BEFORE PROVISION FOR INCOME TAXES	(24,952)	(50,228)
Provision for income taxes	(798)	(1,228)
NET LOSS	(25,750)	(51,456)
Net loss (income) attributable to noncontrolling interests	575	2,971
NET LOSS ATTRIBUTABLE TO THE COMPANY	(25,175)	(48,485)
Lending Segment
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total segment net operating income	46,602	46,954
Expense reimbursements to related parties—corporate	(2,571)	(2,579)
Corporate And Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Interest and other income	551	447
Asset management and other fees to related parties	(1,797)	(2,627)
Interest expense	(33,589)	(31,406)
General and administrative	(4,267)	(5,453)
Transaction costs	(1,382)	(4,421)
Depreciation and amortization	(27,373)	(52,484)
Loss on early extinguishment of debt	(1,416)	0
Gain on sale of real estate	0	1,104
Corporate
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Expense reimbursements to related parties—corporate	$ (2,281)	$ (2,342)