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Segment Reporting - NOI from real estate assets sold or held for sale (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting [Abstract] |  |  |
Rental income from real estate assets sold or held for sale | $ 42,042 | $ 84,676 | $ 130,631
Operating expenses from real estate assets sold or held for sale | (13,579) | (27,030) | (43,515)
Net operating income from real estate assets sold or held for sale | $ 28,463 | $ 57,646 | $ 87,116

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- Definition Disposal Group, Not Discontinued Operation, Net Operating Income From Assets Held For Sale, Not Classified As Discontinued Operations + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Operating Expenses From Assets Held for Sale, Not Classified as Discontinued Operations + References No definition available. + Details
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Namespace Prefix: | avb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Revenue From Assets Held for Sale, Not Classified as Discontinued Operations + References No definition available. + Details
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Namespace Prefix: | avb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration