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Real Estate Disposition Activities (Details) sqft in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 USD ($) sqft home community | Jun. 30, 2025 USD ($) home sqft | Mar. 31, 2025 USD ($) home sqft | Sep. 30, 2025 USD ($) sqft home community
Discontinued Operations and Disposal Groups [Abstract] |  |  |  |
Number of communities held for sale | community | 2 |  |  | 2
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home |  |  |  | 2,102
Proceeds from sale of real estate |  |  |  | $ 811,680
Gain on disposition |  |  |  | $ 336,649
Square feet of commercial space | sqft | 38 |  |  | 38
Avalon Wilton on River Road |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home |  |  | 102 |
Proceeds from sale of real estate |  |  | $ 65,100 |
Gain on disposition |  |  | $ 56,476 |
Square feet of commercial space | sqft |  |  | 0 |
Avalon Wesmont Station I & II |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home |  | 406 |  |
Proceeds from sale of real estate |  | $ 161,500 |  |
Gain on disposition |  | $ 99,636 |  |
Square feet of commercial space | sqft |  | 18 |  |
Avalon at Gallery Place |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home | 203 |  |  |
Proceeds from sale of real estate | $ 87,100 |  |  |
Gain on disposition | $ 63,026 |  |  |
Square feet of commercial space | sqft | 9 |  |  | 9
Avalon First and M |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home | 469 |  |  |
Proceeds from sale of real estate | $ 181,750 |  |  |
Gain on disposition | $ 41,499 |  |  |
Square feet of commercial space | sqft | 4 |  |  | 4
AVA NoMa |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home | 438 |  |  |
Proceeds from sale of real estate | $ 142,480 |  |  |
Gain on disposition | $ 31,051 |  |  |
Square feet of commercial space | sqft | 7 |  |  | 7
Avalon Brooklyn Bay |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home | 180 |  |  |
Proceeds from sale of real estate | $ 74,500 |  |  |
Gain on disposition | $ (1,668) |  |  |
Square feet of commercial space | sqft | 0 |  |  | 0
Archstone Redmond Lakeview |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home | 166 |  |  |
Proceeds from sale of real estate | $ 63,250 |  |  |
Gain on disposition | $ 34,454 |  |  |
Square feet of commercial space | sqft | 0 |  |  | 0
AVA H Street |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of apartment homes sold | home | 138 |  |  |
Proceeds from sale of real estate | $ 36,000 |  |  |
Gain on disposition | $ 12,175 |  |  |
Square feet of commercial space | sqft | 0 |  |  | 0

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