Organization (Details)	Dec. 31, 2024 a ft² property apartment
Office building
Real Estate Properties [Line Items]
Number of real estate properties	4
Area of property | ft²	1,060,236
Multifamily properties
Real Estate Properties [Line Items]
Number of real estate properties	14
Number of units in real estate property | apartment	2,328
Properties in development
Real Estate Properties [Line Items]
Number of real estate properties	4
Number of units in real estate property | apartment	906
Developed and undeveloped land
Real Estate Properties [Line Items]
Area of land | a	1,804
Commercial properties | Regis Realty Prime, LLC
Real Estate Properties [Line Items]
Number of real estate properties	3
Outside Management Company | Regis Realty Prime, LLC
Real Estate Properties [Line Items]
Number of real estate properties	1
ARL | Related Party Entities
Real Estate Properties [Line Items]
Ownership interest	7.00%
ARL | Majority Shareholder | Related Party Entities
Real Estate Properties [Line Items]
Ownership interest	78.00%