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Real Estate Acquisitions and Dispositions - Additional Information (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Aug. 31, 2025 USD ($) ApartmentUnit | Sep. 30, 2024 USD ($) ApartmentUnit | Aug. 31, 2024 USD ($) a | May 31, 2024 USD ($) ApartmentUnit | Apr. 30, 2024 USD ($) a | Sep. 30, 2025 USD ($) | Mar. 31, 2025 USD ($) ApartmentUnit | Sep. 30, 2024 USD ($) ApartmentUnit | Jun. 30, 2025 USD ($) a | Sep. 30, 2025 USD ($) ApartmentUnit | Sep. 30, 2024 USD ($) ApartmentUnit
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of acquired multifamily apartment communities or land parcels | ApartmentUnit |  |  |  |  |  |  |  |  |  | 0 | 0
Gain (loss) on sale of depreciable real estate assets |  |  |  |  |  | $ 0 |  | $ 0 |  | $ 71,842 | $ (25)
Multifamily [Member] |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | ApartmentUnit |  |  |  |  |  |  | 336 |  |  |  |
Charleston |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost |  |  |  |  |  |  |  |  | $ 9,000 |  |
Charleston | Land |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Area of land | a |  |  |  |  |  |  |  |  | 19 |  |
Phoenix |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost |  |  |  |  | $ 11,000 |  |  |  |  |  |
Phoenix | Land |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Area of land | a |  |  |  |  | 13 |  |  |  |  |  |
Richmond |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost |  |  | $ 14,000 |  |  |  |  |  |  |  |
Richmond | Land |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Area of land | a |  |  | 3 |  |  |  |  |  |  |  |
Columbia | Multifamily [Member] |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gross proceeds from disposition |  |  |  |  |  |  | $ 81,000 |  |  |  |
Number of units in real estate property | ApartmentUnit |  |  |  |  |  |  | 240 |  |  |  |
Gain (loss) on sale of depreciable real estate assets |  |  |  |  |  |  | $ 72,000 |  |  |  |
Raleigh Nc | Multifamily [Member] |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | ApartmentUnit |  |  |  | 306 |  |  |  |  |  |  |
Proceeds used to purchase apartment communities |  |  |  | $ 81,000 |  |  |  |  |  |  |
Orlando | Multifamily [Member] |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | ApartmentUnit |  | 310 |  |  |  |  |  | 310 |  |  | 310
Proceeds used to purchase apartment communities |  | $ 84,000 |  |  |  |  |  |  |  |  |
Kansas City |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost | $ 96,000 |  |  |  |  |  |  |  |  |  |
Kansas City | Multifamily [Member] |  |  |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of units in real estate property | ApartmentUnit | 318 |  |  |  |  |  |  |  |  |  |

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