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- References

No definition available.

Name:	avb_LeaseObligationsAbstract
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Balance Type:	na
Period Type:	duration

Loss Contingency Class Action Claims Filed, Additional, Number

No definition available.

Name:	avb_LossContingencyClassActionClaimsFiledAdditionalNumber
Namespace Prefix:	avb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Loss Contingency New Class Action Claims Filed Number

No definition available.

Name:	avb_LossContingencyNewClassActionClaimsFiledNumber
Namespace Prefix:	avb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Loss Contingency New Subrogation Claims Filed Number

No definition available.

Name:	avb_LossContingencyNewSubrogationClaimsFiledNumber
Namespace Prefix:	avb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Loss Contingency Subrogation Claims Dismissed Number

No definition available.

Name:	avb_LossContingencySubrogationClaimsFiledDismissedNumber
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Data Type:	xbrli:integerItemType
Balance Type:	na
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Loss Contingency Subrogation Claims Filed Pending Number

No definition available.

Name:	avb_LossContingencySubrogationClaimsFiledPendingNumber
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Data Type:	xbrli:integerItemType
Balance Type:	na
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Loss Contingency Total Class Action Claims Filed Number

No definition available.

Name:	avb_LossContingencyTotalClassActionClaimsFiledNumber
Namespace Prefix:	avb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of commercial properties owned.

No definition available.

Name:	avb_NumberOfCommercialPropertiesOwned
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the number of executives that the entity has employment agreements with.

No definition available.

Name:	avb_NumberOfExecutivesInEmploymentAgreements
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of leased properties accounted for as operating leases.

No definition available.

Name:	avb_NumberOfLeasedPropertiesAccountedAsOperatingLeases
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Number of leased properties that have purchase options.

No definition available.

Name:	avb_NumberOfLeasedPropertiesUnderPurchaseOptions
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of operating apartment communities owned (or in which a direct or indirect ownership interest is held).

No definition available.

Name:	avb_NumberOfOperatingApartmentCommunitiesOwned
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Number of Capital Land Leases for Dual Branded Properties

No definition available.

Name:	avb_NumberofCapitalLandLeasesforDualBrandedProperties
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Number of Dual Branded Properties with Capital Land Leases

No definition available.

Name:	avb_NumberofDualBrandedPropertieswithCapitalLandLeases
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Number of Dual Branded Properties with Operating Land Leases

No definition available.

Name:	avb_NumberofDualBrandedPropertieswithOperatingLandLeases
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Balance Type:	na
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Number of Office Leases

No definition available.

Name:	avb_NumberofOfficeLeases
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Number of Operating Land Leases for Dual Branded Properties

No definition available.

Name:	avb_NumberofOperatingLandLeasesforDualBrandedProperties
Namespace Prefix:	avb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the sum of the age of an employee at Retirement plus years of employment with the entity, which is considered as a criterion for Retirement.

No definition available.

Name:	avb_ShareBasedCompensationArrangementByShareBasedPaymentAwardAgeOfEmployeeAtRetirementPlusYearsOfEmployment
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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the compensation (base salary plus annual cash bonus) multiplier considered for executives terminated.

No definition available.

Name:	avb_ShareBasedCompensationArrangementByShareBasedPaymentAwardCompensationMultiplier
Namespace Prefix:	avb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the time period that an employee will have to exercise any options held upon termination without cause or retirement.

No definition available.

Name:	avb_ShareBasedCompensationArrangementByShareBasedPaymentAwardExercisePeriodForOptionsHeldUponTerminationWithoutCauseOrRetirement
Namespace Prefix:	avb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the period of the non-compete agreement entered into by an employee.

No definition available.

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the minimum period of written notice to be provided by an employee for communicating his intention to retire.

No definition available.

Name:	avb_ShareBasedCompensationArrangementByShareBasedPaymentAwardRequisitePeriodOfWrittenNoticeForRetirement
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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the age of an employee that is considered for Retirement, which results in vesting of the equity-based payment award.

No definition available.

Name:	avb_ShareBasedCompensationArrangementByShareBasedPaymentAwardRequisiteRetirementAge
Namespace Prefix:	avb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the period following a sale within which if an employee, not covered by a severance agreement, terminates his employment, receives a lump sum payment.

No definition available.

Name:	avb_ShareBasedCompensationArrangementByShareBasedPaymentAwardTerminationPeriodFollowingSaleEvent
Namespace Prefix:	avb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
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Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45014-112735

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Balance Type:	debit
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Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

No definition available.

Name:	us-gaap_LeaseAndRentalExpense
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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The total number of new claims filed pertaining to a loss contingency during the period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
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Number of plaintiffs that have filed claims pertaining to a loss contingency.

No definition available.

Name:	us-gaap_LossContingencyNumberOfPlaintiffs
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Balance Type:	na
Period Type:	duration

Number of pending claims pertaining to a loss contingency.

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Cash received for the settlement of litigation during the current period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3536-108585

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Balance Type:	debit
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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=avb_PropertiesOnLandSubjectToLandLeasesMember
Namespace Prefix:
Data Type:	na
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Period Type:

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_AssetsHeldUnderCapitalLeasesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_AwardTypeAxis=us-gaap_StockCompensationPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_AwardTypeAxis=avb_OfficerSeveranceProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_TitleOfIndividualAxis=avb_VicePresidentAndSeniorVicePresidentMember
Namespace Prefix:
Data Type:	na
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