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Segment Reporting Segment Reporting (Details 2) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Segment Reporting [Abstract] |  |  |
Rental income from real estate assets sold or held for sale, not classified as discontinued operations | $ 28,430 | $ 55,674 | $ 80,704
Operating expenses from real estate assets sold or held for sale, not classified as discontinued operations | (10,921) | (21,541) | (30,996)
Net operating income from real estate assets sold or held for sale, not classified as discontinued operations | $ 17,509 | $ 34,133 | $ 49,708

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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
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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
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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