DEBT - Schedule of Debt (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) apartmentCommunity	Dec. 31, 2024 USD ($) apartmentCommunity
Debt Instrument [Line Items]
Total debt	$ 966,092	$ 966,623
Weighted average interest rate	3.57%	3.58%
Weighted average maturity (in years)	5 years 4 months 9 days
Total debt	$ 955,453	$ 955,385
Unsecured Senior Notes
Debt Instrument [Line Items]
Deferred financing costs on mortgages payable, net	(465)	(480)
Mortgages
Debt Instrument [Line Items]
Total debt	418,500	420,400
Deferred financing costs, premiums, and discounts on mortgages payable, net	$ (10,174)	$ (10,758)
Number of real estate properties, serving as collateral for mortgage loans | apartmentCommunity	15	15
Mortgages | Mortgages payable - Fannie Mae credit facility
Debt Instrument [Line Items]
Total debt	$ 198,850	$ 198,850
Weighted average interest rate	2.78%	2.78%
Weighted average maturity (in years)	6 years 3 months 21 days
Number of real estate properties, serving as collateral for mortgage loans | apartmentCommunity	11
Mortgages | Mortgages payable - other
Debt Instrument [Line Items]
Total debt	$ 418,508	$ 420,414
Weighted average interest rate	4.02%	4.02%
Weighted average maturity (in years)	5 years 1 month 24 days
Secured debt
Debt Instrument [Line Items]
Total debt	$ 617,358	$ 619,264
Weighted average maturity (in years)	5 years 6 months 7 days
Unsecured Debt
Debt Instrument [Line Items]
Total debt	$ 348,734	347,359
Weighted average maturity (in years)	5 years 25 days
Unsecured Debt | Line of Credit
Debt Instrument [Line Items]
Total debt	$ 48,734	$ 47,359
Weighted average interest rate	5.76%	5.86%
Weighted average maturity (in years)	3 years 1 month 28 days
Unsecured Debt | Unsecured Senior Notes
Debt Instrument [Line Items]
Total debt	$ 300,000	$ 300,000
Weighted average interest rate	3.12%	3.12%
Weighted average maturity (in years)	5 years 4 months 17 days