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Organization (Details Textual)
6 Months Ended
Jun. 30, 2025
ft²
Community
ApartmentHome
Property
Unit
OfficeBuilding
Key
Dwelling
Community [Member]  
Organization [Line Items]  
Number of units in real estate property | Community 220
Continuing Operations [Member]  
Organization [Line Items]  
Number of real estate properties | ApartmentHome 5,243
Retail space | ft² 105,000
Continuing Operations [Member] | Commercial Office Building [Member]  
Organization [Line Items]  
Number of real estate properties | OfficeBuilding 1
Continuing Operations [Member] | Family Rental Community in Waterfront Ground-up Development [Member]  
Organization [Line Items]  
Number of units in real estate property | Unit 114
Continuing Operations [Member] | Community [Member]  
Organization [Line Items]  
Number of units in real estate property | Unit 689
Continuing Operations [Member] | Planned Homes [Member]  
Organization [Line Items]  
Number of real estate properties | Property 16
Continuing Operations [Member] | Accessory Dwelling Units [Member]  
Organization [Line Items]  
Number of units in real estate property | Dwelling 8
Continuing Operations [Member] | Luxury Hotel With Event Space [Member]  
Organization [Line Items]  
Number of real estate properties | Key 106
Continuing Operations [Member] | Consolidated Properties [Member]  
Organization [Line Items]  
Number of real estate properties | OfficeBuilding 20
Continuing Operations [Member] | Unconsolidated Properties [Member]  
Organization [Line Items]  
Number of real estate properties | Property 4
Aimco Operating Partnership [Member]  
Organization [Line Items]  
Percentage of the Aimco Operating Partnership common partnership units and equivalents owned by Aimco 92.40%
Percentage of economic interest in Aimco Operating Partnership owned by Aimco 94.80%
Percentage of Aimco Operating Partnership common partnership units and equivalents owned by other limited partners 7.60%