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Organization (Details Textual)
 3 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Organization [Line Items]    
Common partnership units and equivalents outstanding 156,278,378us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding  
Shares of Common Stock outstanding 156,278,378us-gaap_CommonStockSharesOutstanding 146,403,274us-gaap_CommonStockSharesOutstanding
Percentage of the Aimco Operating Partnership's common partnership units and equivalents owned by Aimco 95.30%us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest  
Conventional Real Estate Operations [Member]    
Organization [Line Items]    
Percentage of proportionate property net operating income generated by segment 90.00%aiv_PercentageOfProportionatePropertyNetOperatingIncomeGeneratedBySegment
/ aiv_RealEstatePropertyAxis
= aiv_ConventionalRealEstateMember		  
Affordable Real Estate Operations [Member]    
Organization [Line Items]    
Percentage of proportionate property net operating income generated by segment 10.00%aiv_PercentageOfProportionatePropertyNetOperatingIncomeGeneratedBySegment
/ aiv_RealEstatePropertyAxis
= aiv_AffordableRealEstateMember		  
Conventional Real Estate [Member]    
Organization [Line Items]    
Number of owned apartment communities in segments 141us-gaap_NumberOfRealEstateProperties
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_ConventionalRealEstateMember		  
Number of apartment homes in apartment communities 42,566us-gaap_NumberOfUnitsInRealEstateProperty
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_ConventionalRealEstateMember		  
Conventional Real Estate [Member] | Wholly And Partially Owned Consolidated Properties [Member]    
Organization [Line Items]    
Number of owned apartment communities in segments 137us-gaap_NumberOfRealEstateProperties
/ us-gaap_RealEstatePropertiesAxis
= aiv_WhollyAndPartiallyOwnedConsolidatedPropertiesMember
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_ConventionalRealEstateMember		  
Number of apartment homes in apartment communities 42,424us-gaap_NumberOfUnitsInRealEstateProperty
/ us-gaap_RealEstatePropertiesAxis
= aiv_WhollyAndPartiallyOwnedConsolidatedPropertiesMember
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_ConventionalRealEstateMember		  
Affordable Real Estate [Member]    
Organization [Line Items]    
Number of owned apartment communities in segments 57us-gaap_NumberOfRealEstateProperties
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_AffordableRealEstateMember		  
Number of apartment homes in apartment communities 8,769us-gaap_NumberOfUnitsInRealEstateProperty
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_AffordableRealEstateMember		  
Affordable Real Estate [Member] | Wholly And Partially Owned Consolidated Properties [Member]    
Organization [Line Items]    
Number of owned apartment communities in segments 50us-gaap_NumberOfRealEstateProperties
/ us-gaap_RealEstatePropertiesAxis
= aiv_WhollyAndPartiallyOwnedConsolidatedPropertiesMember
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_AffordableRealEstateMember		  
Number of apartment homes in apartment communities 8,082us-gaap_NumberOfUnitsInRealEstateProperty
/ us-gaap_RealEstatePropertiesAxis
= aiv_WhollyAndPartiallyOwnedConsolidatedPropertiesMember
/ us-gaap_StatementBusinessSegmentsAxis
= aiv_AffordableRealEstateMember		  
AIMCO PROPERTIES, L.P [Member]    
Organization [Line Items]    
Common partnership units and equivalents outstanding 163,913,674us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember