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NATURE OF BUSINESS (Details) $ / shares in Units, $ in Millions		3 Months Ended
	Dec. 22, 2025 $ / shares	Jun. 30, 2026 USD ($) asset agreement property apartmentCommunity apartmentHome	Mar. 31, 2026 USD ($) ft² apartmentHome property $ / shares	Sep. 14, 2026 USD ($)	Dec. 31, 2025 apartmentCommunity property	Nov. 12, 2025 USD ($) property	Aug. 01, 2025 USD ($) property
Disposal Group, Including Discontinued Operations [Line Items]
Number apartment communities \| apartmentCommunity					9
Number of office properties \| property					1
Number of properties sold \| property							19
Number of real estate properties \| property						10
Number of remaining properties sold \| property		2	4
Number of residential apartment homes \| apartmentHome		428	1,000
Area of real estate property sold \| ft²			300,000
Proceeds from sale of real estate		$ 95.0	$ 199.0
Liquidating distributions per share, cash paid (in dollars per share) \| $ / shares	$ 14.67		$ 14.67
Shares of beneficial interest, par value (in dollars per share) \| $ / shares	$ 0.01
The Kenmore, 3801 Connecticut Avenue, and Elme Bethesda
Disposal Group, Including Discontinued Operations [Line Items]
Proceeds from sale of real estate		$ 168.0
Number of purchase and sale agreements \| agreement		3
Secured Debt
Disposal Group, Including Discontinued Operations [Line Items]
Debt instrument face amount						$ 520.0
Disposal group
Disposal Group, Including Discontinued Operations [Line Items]
Aggregate purchase price							$ 1,600.0
Disposal group \| Riverside Apartments \| Subsequent Event \| Forecast
Disposal Group, Including Discontinued Operations [Line Items]
Aggregate purchase price				$ 250.0
Washington, DC Metro Region
Disposal Group, Including Discontinued Operations [Line Items]
Number apartment communities \| apartmentCommunity		4			6
Number of assets \| asset		2
Atlanta Metro Region
Disposal Group, Including Discontinued Operations [Line Items]
Number apartment communities \| apartmentCommunity					3