Business segments.

No definition available.

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Namespace Prefix:	aiv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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 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

Percentage of NOI.

+ References

No definition available.

+ Details

Name:	aiv_PercentageOfNOI
Namespace Prefix:	aiv_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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_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
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_RealEstatePropertiesAxis=aiv_WhollyAndPartiallyOwnedConsolidatedPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_MortgageLoansOnRealEstateLoanTypeAxis=aiv_ResidentialApartmentCommunitiesInRedevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=aiv_RealEstateInvestmentsMember
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Business Segments (Details Textual) $ in Millions	12 Months Ended
Business Segments (Details Textual) $ in Millions	Dec. 31, 2022 USD ($) Property ApartmentHome Segment Home Room Dwelling Community	Dec. 31, 2021 USD ($)	Jan. 01, 2021 Property
Business Segments (Textual) [Abstract]
Number of reportable segments \| Segment	3
Number of units in real estate property \| ApartmentHome	5,582
Percentage of NOI	6.90%
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 \| $	110.3	$ 96.3
Lease liabilities \| $	$ 114.6	$ 95.4
Operating Portfolio Segment [Member]
Business Segments (Textual) [Abstract]
Number of properties disposed \| Property	1
Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Property	26
Number of units in real estate property \| ApartmentHome	5,940
Continuing Operations [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome	300
Planned Apartment Homes [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome	1,185
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
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 \| Property	4
Wholly And Partially Owned Consolidated Properties [Member] \| Operating Portfolio Segment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Property	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 \| Property			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 \| Property	3
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] \| Planned Rooms [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Room	106
Real Estate Partnership [Member] \| Wholly And Partially Owned Consolidated Properties [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Community	12
Real Estate Partnership [Member] \| Wholly And Partially Owned Consolidated Properties [Member] \| Planned Apartment Homes [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome	1,185
Real Estate Partnership [Member] \| Wholly And Partially Owned Consolidated Properties [Member] \| Planned Homes [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| Home	16