Organization (Details)	Dec. 31, 2024 a ft² property apartment
Office Building
Real Estate Properties [Line Items]
Number of real estate properties	4
Area of real estate property (in sq ft) | ft²	1,060,236
Apartment Building
Real Estate Properties [Line Items]
Number of real estate properties	14
Number of units in real estate property | apartment	2,328
Developed and Undeveloped Land
Real Estate Properties [Line Items]
Number of real estate properties	4
Number of units in real estate property | apartment	906
Area of land (in acres) | a	1,804
Commercial Properties | Regis Realty Prime, LLC
Real Estate Properties [Line Items]
Number of real estate properties	3
ARL | Related Party Entities | Majority Shareholder
Real Estate Properties [Line Items]
Ownership interest (as a percent)	90.00%
TCI
Real Estate Properties [Line Items]
Ownership interest (as a percent)	78.40%