ACQUISITIONS AND DISPOSITIONS - Purchase Price Allocation (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)
Purchase Price Allocation
Land	$ 35,422
Building and Improvements	335,091
Total Land and building	370,513
Acquisition related lease intangible	6,888
Total Assets	377,401
Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	4,719
Verandas at Alamo, San Antonio, TX
Purchase Price Allocation
Land	3,336
Building and Improvements	33,465
Total Land and building	36,801
Acquisition related lease intangible	797
Total Assets	37,598
Verandas at Alamo, San Antonio, TX | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	(61)
Vanguard Heights, Creve Coeur, MO
Purchase Price Allocation
Land	5,466
Building and Improvements	30,826
Total Land and building	36,292
Acquisition related lease intangible	508
Total Assets	36,800
Vanguard Heights, Creve Coeur, MO | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	578
Jackson Square, Tallahassee, FL
Purchase Price Allocation
Land	3,398
Building and Improvements	27,167
Total Land and building	30,565
Acquisition related lease intangible	634
Total Assets	31,199
Jackson Square, Tallahassee, FL | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	283
Brixworth at Bridge Street, Huntsville, AL
Purchase Price Allocation
Land	1,959
Building and Improvements	20,080
Total Land and building	22,039
Acquisition related lease intangible	321
Total Assets	22,360
Brixworth at Bridge Street, Huntsville, AL | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	0
The Woodland Apartments, Boerne, TX
Purchase Price Allocation
Land	1,289
Building and Improvements	12,853
Total Land and building	14,142
Acquisition related lease intangible	233
Total Assets	14,375
The Woodland Apartments, Boerne, TX | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	0
Grove at River Place, Macon, GA
Purchase Price Allocation
Land	2,866
Building and Improvements	16,416
Total Land and building	19,282
Acquisition related lease intangible	396
Total Assets	19,678
Grove at River Place, Macon, GA | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	136
Civic I Southaven, MS
Purchase Price Allocation
Land	3,646
Building and Improvements	45,554
Total Land and building	49,200
Acquisition related lease intangible	913
Total Assets	50,113
Civic I Southaven, MS | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	562
Civic II Southaven, MS
Purchase Price Allocation
Land	3,847
Building and Improvements	46,452
Total Land and building	50,299
Acquisition related lease intangible	1,013
Total Assets	51,312
Civic II Southaven, MS | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	1,254
Abbotts Run, Wilmington, NC
Purchase Price Allocation
Land	3,468
Building and Improvements	37,312
Total Land and building	40,780
Acquisition related lease intangible	701
Total Assets	41,481
Abbotts Run, Wilmington, NC | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	481
Somerset at Trussville Trussville, AL
Purchase Price Allocation
Land	4,095
Building and Improvements	42,943
Total Land and building	47,038
Acquisition related lease intangible	869
Total Assets	47,907
Somerset at Trussville Trussville, AL | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	1,090
Magnolia Pointe, Madison, AL
Purchase Price Allocation
Land	2,052
Building and Improvements	22,023
Total Land and building	24,075
Acquisition related lease intangible	503
Total Assets	24,578
Magnolia Pointe, Madison, AL | Mortgage Intangible
Purchase Price Allocation
Acquisition related mortgage intangible	$ 396