INVESTMENT IN REAL ESTATE PROPERTIES - Senior Housing - Managed Communities Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Resident fees and services	$ 356,883	$ 284,581	$ 236,153
Fire
Disaggregation of Revenue [Line Items]
Gain of unusual amount	400	1,700	500
Fire | Senior Housing - Managed
Disaggregation of Revenue [Line Items]
Proceeds of insurance	400	2,100	1,100
Property Damage
Disaggregation of Revenue [Line Items]
Gain of unusual amount	1,300	500
Property Damage | Senior Housing - Managed
Disaggregation of Revenue [Line Items]
Proceeds of insurance	1,300	2,400
Ancillary services
Disaggregation of Revenue [Line Items]
Resident fees and services	$ 4,900	$ 3,900	$ 2,000