XML 65 R49.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Investments - Details Regarding Acquired Communities (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) home community ft² | Dec. 31, 2023 USD ($) home community ft² | Dec. 31, 2022 USD ($) ft² home community
Asset Acquisition [Line Items] |  |  |
Payments to acquire other real estate | $ 464,419 | $ 215,889 | $ 536,838
Avalon at Pier 121 |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 1 |  |
Number of apartment homes acquired | home | 300 |  |
Payments to acquire other real estate | $ 62,100 |  |
Commercial square feet | ft² | 0 |  |
Avalon Perimeter Park |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 1 |  |
Number of apartment homes acquired | home | 262 |  |
Payments to acquire other real estate | $ 66,500 |  |
Commercial square feet | ft² | 0 |  |
Avalon Cherry Hills |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 1 |  |
Number of apartment homes acquired | home | 306 |  |
Payments to acquire other real estate | $ 95,000 |  |
Commercial square feet | ft² | 0 |  |
AVA Balboa Park |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 1 |  |
Number of apartment homes acquired | home | 100 |  |
Payments to acquire other real estate | $ 51,000 |  |
Commercial square feet | ft² | 1,700 |  |
Avalon Townhomes at Bee Cave |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 1 |  |
Number of apartment homes acquired | home | 126 |  |
Payments to acquire other real estate | $ 49,000 |  |
Commercial square feet | ft² | 0 |  |
Avalon Lowry |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 1 |  |
Number of apartment homes acquired | home | 347 |  |
Payments to acquire other real estate | $ 136,500 |  |
Commercial square feet | ft² | 0 |  |
2024 Acquisition |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community | 6 |  |
Number of apartment homes acquired | home | 1,441 |  |
Payments to acquire other real estate | $ 460,100 |  |
Commercial square feet | ft² | 1,700 |  |
2023 Acquisition |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community |  | 3 |
Number of apartment homes acquired | home |  | 1,131 |
Payments to acquire other real estate |  | $ 277,200 |
Commercial square feet | ft² |  | 0 |
2022 Acquisition |  |  |
Asset Acquisition [Line Items] |  |  |
Number of communities acquired | community |  |  | 4
Number of apartment homes acquired | home |  |  | 1,313
Payments to acquire other real estate |  |  | $ 536,200
Commercial square feet | ft² |  |  | 16,000

X
- Definition Commercial Square Feet + References No definition available. + Details
Name: | avb_CommercialSquareFeet
Namespace Prefix: | avb_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of Apartment Homes Acquired + References No definition available. + Details
Name: | avb_NumberOfApartmentHomesAcquired
Namespace Prefix: | avb_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Communities Acquired + References No definition available. + Details
Name: | avb_NumberOfCommunitiesAcquired
Namespace Prefix: | avb_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 50 -Name Accounting Standards Codification -Section 15 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480123/805-50-15-3 + Details
Name: | us-gaap_AssetAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow associated with the purchase of other real estate investments held by the entity for investment purposes not otherwise defined in the taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-13 + Details
Name: | us-gaap_PaymentsToAcquireOtherRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_AvalonAtPier121Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_AvalonPerimeterParkMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_AvalonCherryHillsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_AVABalboaParkMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_AvalonTownhomesAtBeeCaveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_AvalonLowryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_A2024AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_A2023AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=avb_A2022AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |