Business segments.

No definition available.

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Namespace Prefix:	aiv_
Data Type:	xbrli:stringItemType
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- Definition

Finance and operating lease liabilities amortization expenses.

+ References

No definition available.

+ Details

Name:	aiv_FinanceAndOperatingLeaseLiabilitiesAmortizationExpenses
Namespace Prefix:	aiv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Finance and operating lease right-of-use assets amortization expense.

+ References

No definition available.

+ Details

Name:	aiv_FinanceAndOperatingLeaseRightOfUseAssetsAmortizationExpense
Namespace Prefix:	aiv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Lease Liabilities from both finance and operating leases.

+ References

No definition available.

+ Details

Name:	aiv_LeaseLiabilities
Namespace Prefix:	aiv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of land parcels subject to disposition.

+ References

No definition available.

+ Details

Name:	aiv_NumberOfLandParcelsSubjectToDisposition
Namespace Prefix:	aiv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of lease real estate properties terminated.

+ References

No definition available.

+ Details

Name:	aiv_NumberOfLeaseRealEstatePropertiesTerminated
Namespace Prefix:	aiv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of properties disposed.

+ References

No definition available.

+ Details

Name:	aiv_NumberOfPropertiesDisposed
Namespace Prefix:	aiv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Right of use asset including finance and operating leases.

+ References

No definition available.

+ Details

Name:	aiv_RightOfUseAssetIncludingFinanceAndOperatingLeases
Namespace Prefix:	aiv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfRealEstateProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfUnitsInRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=aiv_OperatingPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=us-gaap_SegmentContinuingOperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=aiv_ResidentialApartmentCommunitiesInRedevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=aiv_PlannedApartmentHomesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=aiv_PlannedHomesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=aiv_AccessoryDwellingUnitsMember
Namespace Prefix:
Data Type:	na
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- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_HotelMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RealEstatePropertiesAxis=aiv_WhollyAndPartiallyOwnedConsolidatedPropertiesMember
Namespace Prefix:
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- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=aiv_RealEstateInvestmentsMember
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Business Segments (Details Textual) $ in Millions	9 Months Ended
Business Segments (Details Textual) $ in Millions	Sep. 30, 2022 USD ($) Hotel Property Room ApartmentHome Community Land Home Segment Dwelling	Dec. 31, 2021 USD ($)	Jan. 01, 2021 Property
Business Segments (Textual) [Abstract]
Number of reportable segments \| Segment	3
Number of land parcels subject to disposition \| Land	1
Write-off of right-of-use lease assets \| $	$ 326.1
Write-off of lease liability \| $	337.3
Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Right-of-use lease assets \| $	95.5	$ 429.8
Lease liabilities \| $	$ 98.5	$ 435.1
Operating Portfolio Segment [Member]
Business Segments (Textual) [Abstract]
Number of properties disposed	1
Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties	26
Residential Apartment Communities in Redevelopment [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Community	2
Planned Apartment Homes [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome	965
Planned Homes [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Home	16
Accessory Dwelling Units [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Dwelling	8
Hotel [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Hotel	1
Planned Rooms [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Room	106
Wholly And Partially Owned Consolidated Properties [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of lease real estate properties terminated	4
Wholly And Partially Owned Consolidated Properties [Member] \| Operating Portfolio Segment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties	21
Wholly And Partially Owned Consolidated Properties [Member] \| Residential Apartment Communities in Redevelopment [Member] \| Operating Portfolio Segment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties			21
Wholly And Partially Owned Consolidated Properties [Member] \| Residential Apartment Communities in Redevelopment [Member] \| Continuing Operations [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties	2
Wholly And Partially Owned Consolidated Properties [Member] \| Planned Apartment Homes [Member] \| Operating Portfolio Segment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome	5,582
Wholly And Partially Owned Consolidated Properties [Member] \| Accessory Dwelling Units [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Dwelling	8
Wholly And Partially Owned Consolidated Properties [Member] \| Hotel [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Hotel	1
Wholly And Partially Owned Consolidated Properties [Member] \| Planned Rooms [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Room	106
Wholly And Partially Owned Consolidated Properties [Member] \| Real Estate Partnership [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Community	10
Wholly And Partially Owned Consolidated Properties [Member] \| Real Estate Partnership [Member] \| Planned Apartment Homes [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome	965
Wholly And Partially Owned Consolidated Properties [Member] \| Real Estate Partnership [Member] \| Planned Homes [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Home	16