Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended
Apr. 30, 2023	Mar. 31, 2023
Subsequent Event [Line Items]
Forward contract indexed to issuer's equity (in shares)		2,000,000
Forward contract indexed to equity, settlement fair value (in dollars per share)		$ 247.30
Subsequent Event
Subsequent Event [Line Items]
Forward contract indexed to issuer's equity (in shares)	2,000,000
Net proceeds of forward contract indexed to issuer's equity	$ 491,912
Forward contract indexed to equity, settlement fair value (in dollars per share)	$ 245.96

Forward Contract Indexed To Issuer's Equity, Net Proceeds

No definition available.

Name:	avb_ForwardContractIndexedToIssuersEquityNetProceeds
Namespace Prefix:	avb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Fair value per share that would be issued upon settlement of forward contract indexed to equity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 40
-Section 50
-Paragraph 5
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=126731327&loc=d3e90205-114008

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The maximum number of shares that could be issued to net share settle a contract, if applicable. If a contract does not have a fixed or determinable maximum number of shares that may be required to be issued, disclose the fact that a potentially infinite number of shares could be issued to settle the contract.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 40
-Section 50
-Paragraph 5
-Subparagraph (b)(2)
-URI https://asc.fasb.org/extlink&oid=126731327&loc=d3e90205-114008

+ Details

Name:	us-gaap_ForwardContractIndexedToIssuersEquityShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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