Business segments.

No definition available.

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- Definition

Derecognized finance lease liability.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Derecognized finance lease right of use assets.

+ References

No definition available.

+ Details

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

- Definition

Finance and operating lease liabilities amortization expenses.

+ References

No definition available.

+ Details

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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

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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

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

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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

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

- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=aiv_RedevelopmentandDevelopmentMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=us-gaap_SegmentContinuingOperationsMember
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- Details

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- Details

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Balance Type:
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- Details

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- Details

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- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=aiv_AccessoryDwellingUnitsMember
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- Details

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- Details

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- Details

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Data Type:	na
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- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=aiv_OperatingPortfolioSegmentMember
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- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=aiv_RealEstateInvestmentsMember
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Business Segments (Details Textual) $ in Millions		6 Months Ended
Business Segments (Details Textual) $ in Millions	Jun. 02, 2022 USD ($)	Jun. 30, 2022 USD ($) Room Segment Property Home Dwelling Hotel ApartmentHome Community	Dec. 31, 2021 USD ($)	Jan. 01, 2021 Property
Business Segments (Textual) [Abstract]
Number of reportable segments \| Segment		3
Write-off of right-of-use lease assets		$ 326.1
Write-off of lease liability		337.3
Fort Lauderdale Florida Joint Ventures [Member]
Business Segments (Textual) [Abstract]
Purchased a component of development site	$ 64.0
Derecognized associated right-of-use lease assets		60.5
Derecognized associated lease liabilities		46.7
Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Right-of-use lease assets		130.5	$ 429.8
Lease liabilities		$ 123.8	$ 435.1
Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Property		28
Residential Apartment Communities in Redevelopment [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Community		2
Apartment Homes Redevelopment Completed [Member] \| Continuing Operations [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome		865
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] \| 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		2
Wholly And Partially Owned Consolidated Properties [Member] \| Apartment Homes Redevelopment Completed [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of units in real estate property \| ApartmentHome		865
Wholly And Partially Owned Consolidated Properties [Member] \| Apartment Homes Redevelopment Completed [Member] \| Continuing Operations [Member] \| Development and Redevelopment [Member]
Business Segments (Textual) [Abstract]
Number of real estate properties \| Property		4
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		14
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