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ACQUISITIONS AND DISPOSITIONS - Dispositions (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 USD ($) apartmentHome transaction apartmentProperty | Dec. 31, 2022 apartmentCommunity
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration] | Gain on sale of real estate and other investments |
Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentProperty | 13 |
Disposed of by Sale | 2023 Disposals |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of disposal transactions during period | transaction | 5 |
Sales Price | $ 226,755 |
Book Value and Sales Cost | 155,515 |
Gain/(Loss) | $ 71,240 |
Disposed of by Sale | 2022 Disposals |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentCommunity |  | 0
Boulder Court - Eagan, MN | Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentHome | 115 |
Sales Price | $ 14,605 |
Book Value and Sales Cost | 4,971 |
Gain/(Loss) | $ 9,634 |
2 Nebraska apartment communities | Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentHome | 498 |
Sales Price | $ 48,500 |
Book Value and Sales Cost | 15,025 |
Gain/(Loss) | $ 33,475 |
5 Minnesota apartment communities | Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentHome | 892 |
Sales Price | $ 74,500 |
Book Value and Sales Cost | 55,186 |
Gain/(Loss) | $ 19,314 |
Portage - Minneapolis, MN | Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentHome | 62 |
Sales Price | $ 6,650 |
Book Value and Sales Cost | 9,098 |
Gain/(Loss) | $ (2,448) |
4 North Dakota Apartment Communities | Disposed of by Sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of properties sold | apartmentHome | 712 |
Sales Price | $ 82,500 |
Book Value and Sales Cost | 71,235 |
Gain/(Loss) | $ 11,265 |

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