MEZZANINE EQUITY AND EQUITY - Narrative (Details)		12 Months Ended
	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) apartmentCommunity quarter $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($)	Sep. 09, 2024 USD ($)	Sep. 08, 2024 USD ($)	Aug. 30, 2024 $ / shares shares	Mar. 10, 2022 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Redemption of preferred shares		$ (3,511,000)	$ 0	$ 0
Noncontrolling interests - operating partnership (in shares) | shares		980,000	861,000
Noncontrolling interests , operating partnership, issued (in shares) | shares		190,000
Number of apartment communities acquired | apartmentCommunity		1
Common stock outstanding (in shares) | shares		16,719,000	14,963,000
Sale of common shares, net		$ 112,003,000		$ 31,439,000
Share repurchase of amount								$ 50,000,000
Remaining available repurchase amount		4,700,000
At-The-Market Offering
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate gross sales price of common shares, authorized amount					$ 500,000,000.0	$ 250,000,000.0
Aggregate gross sales price of common shares, remaining authorized amount		$ 262,900,000
Incentive Plan 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity awards issued (in shares) | shares		13,524	19,606
Sale of common shares, net		$ 1,000,000.0	$ 1,800,000
Common shares forfeited (in shares) | shares		200	15,000
Series D Preferred Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred units, shares issued (in shares) | shares		165,600	165,600
Preferred units, par value (in dollars per share) | $ / shares		$ 100	$ 100
Temporary equity, distribution rate		3.862%
Conversion ratio		1.37931
Preferred units, liquidation preference		$ 16,560,000	$ 16,560,000
Series C Preferred Shares Of Beneficial Interest
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares redemption intended (in shares) | shares							3,900,000
Liquidation preference per share (in dollars per share) | $ / shares		$ 25	$ 25				$ 25
Payment for redemption of preferred stock	$ 97,000,000.0
Redemption of preferred shares	$ (3,500,000)
Preferred shares, issued (in shares) | shares		0	3,881,000
Preferred shares of beneficial interest, shares outstanding (in shares) | shares		0	3,881,000
Distribution accrual rate (in dollars per share) | $ / shares		$ 1.65625
Distribution rate		6.625%
Series E Preferred Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred shares, issued (in shares) | shares		1,600,000	1,700,000
Distribution rate		3.875%
Preferred units, par value (in dollars per share) | $ / shares		$ 100
Preferred units, conversion ratio		1.20482
Preferred units, conversion exchange rate, minimum threshold (in dollars per share) | $ / shares		$ 83
Preferred stock, threshold trading days		15 days
Preferred stock, threshold consecutive trading days		30 days
Number of consecutive distribution periods | quarter		3
Minimum distribution rate (in dollars per share) | $ / shares		$ 0.804
Preferred shares, liquidation preference		$ 158,200,000