REPORTING SEGMENTS - Schedule of Reporting Segments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($) segment	Sep. 30, 2024 USD ($) segment	Sep. 30, 2025 USD ($) segment	Sep. 30, 2024 USD ($) segment
Segment Reporting [Abstract]
Number of reportable segments | segment	3	3	3	3
Income Statement [Abstract]
Total revenues	$ 28,494	$ 32,437	$ 92,068	$ 101,247
Operating, maintenance and management	(11,277)	(11,791)	(34,888)	(33,877)
Hotel expenses	(1,245)	(1,363)	(4,619)	(5,016)
Real estate taxes and insurance	(4,564)	(5,618)	(15,466)	(18,649)
Interest expense, net	(19,815)	(20,585)	(53,109)	(55,366)
Impairment charges on real estate and related intangibles	(76,797)	(15,800)	(128,776)	(76,090)
Impairment charges on goodwill	(949)	0	(949)	0
Other segment items	(18,213)	(21,047)	(74,024)	(46,664)
Total expenses	(132,860)	(76,204)	(311,831)	(235,662)
Loss from unconsolidated entities	(8,558)	(9,801)	(22,824)	(26,531)
Other income	252	379	1,268	1,117
Gain (loss) on real estate equity securities	642	8,726	1,604	(7,905)
Gain (loss) on sale of real estate	(7,636)	(1,243)	(6,392)	(624)
Loss on extinguishment of debt, net	(1,045)	0	(1,045)	0
Net loss before income taxes	(120,711)	(45,706)	(247,152)	(168,358)
Income tax benefit	(830)	0	0	0
Net loss	(119,881)	(45,706)	(247,152)	(168,358)
Strategic Opportunistic Properties
Income Statement [Abstract]
Interest expense, net	(17,024)	(17,629)	(44,525)	(46,529)
Impairment charges on real estate and related intangibles	(70,538)	(12,854)	(119,415)	(69,690)
Impairment charges on goodwill	(949)		(949)
Other segment items	(15,408)	(17,749)	(65,738)	(34,122)
Total expenses	(115,684)	(61,158)	(265,954)	(188,649)
Residential Homes
Income Statement [Abstract]
Interest expense, net	(2,106)	(2,344)	(6,834)	(7,052)
Impairment charges on real estate and related intangibles	0	0	0	0
Impairment charges on goodwill	0		0
Other segment items	(2,503)	(3,690)	(7,237)	(11,283)
Total expenses	(8,685)	(10,517)	(29,098)	(32,553)
Hotel
Income Statement [Abstract]
Interest expense, net	(685)	(612)	(1,750)	(1,785)
Impairment charges on real estate and related intangibles	(6,259)	(2,946)	(9,361)	(6,400)
Impairment charges on goodwill	0		0
Other segment items	(302)	392	(1,049)	(1,259)
Total expenses	(8,491)	(4,529)	(16,779)	(14,460)
Operating Segments
Income Statement [Abstract]
Total revenues	28,494	32,437	92,068	101,247
Operating, maintenance and management	(11,277)	(11,791)	(34,888)	(33,877)
Hotel expenses	(1,245)	(1,363)	(4,619)	(5,016)
Real estate taxes and insurance	(4,564)	(5,618)	(15,466)	(18,649)
Reportable segment total rental operating expenses	(17,086)	(18,772)	(54,973)	(57,542)
Reportable segment net operating income (loss)	11,408	13,665	37,095	43,705
Operating Segments | Strategic Opportunistic Properties
Income Statement [Abstract]
Total revenues	17,839	22,306	58,930	68,359
Operating, maintenance and management	(8,438)	(9,362)	(25,493)	(26,867)
Hotel expenses	0	0	0	0
Real estate taxes and insurance	(3,327)	(3,564)	(9,834)	(11,441)
Reportable segment total rental operating expenses	(11,765)	(12,926)	(35,327)	(38,308)
Reportable segment net operating income (loss)	6,074	9,380	23,603	30,051
Operating Segments | Residential Homes
Income Statement [Abstract]
Total revenues	9,655	8,945	27,516	26,663
Operating, maintenance and management	(2,839)	(2,429)	(9,395)	(7,010)
Hotel expenses	0	0	0	0
Real estate taxes and insurance	(1,237)	(2,054)	(5,632)	(7,208)
Reportable segment total rental operating expenses	(4,076)	(4,483)	(15,027)	(14,218)
Reportable segment net operating income (loss)	5,579	4,462	12,489	12,445
Operating Segments | Hotel
Income Statement [Abstract]
Total revenues	1,000	1,186	5,622	6,225
Operating, maintenance and management	0	0	0	0
Hotel expenses	(1,245)	(1,363)	(4,619)	(5,016)
Real estate taxes and insurance	0	0	0	0
Reportable segment total rental operating expenses	(1,245)	(1,363)	(4,619)	(5,016)
Reportable segment net operating income (loss)	$ (245)	$ (177)	$ 1,003	$ 1,209