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Summary of Significant Accounting Policies - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2023 USD ($) ApartmentUnit Property $ / shares | Dec. 31, 2022 USD ($) $ / shares | Dec. 31, 2021 USD ($) $ / shares
Capitalized costs development and renovation | $ 15,400,000 | $ 15,600,000 |
Common Stock, Par or Stated Value Per Share | $ / shares | $ 0.01 | $ 0.01 | $ 0.01
Provision for income tax | $ 1,148,000 | $ 900,000 | $ 915,000
Alternative minimum tax preference adjustment per share | $ / shares | $ 0.01 |  |
Alternative minimum tax preference adjustment disclosed under treasury regulation one year amounts disclosure per share | $ / shares | 0.04101 |  |
Alternative minimum tax preference adjustment disclosed under treasury regulation year three amounts disclosure per share | $ / shares | $ 0.04071 |  |
Properties | Property | 302 |  |
Noncontrolling Interests – Partially Owned Properties | $ 994,000 | $ (721,000) |
Apartment units | ApartmentUnit | 80,191 |  |
Limited Life Partnership Properties [Member] |  |  |
Properties | Property | 2 |  |
Noncontrolling Interests deficit - Partially Owned Properties | $ (3,500,000) |  |
Noncontrolling interests settlement value | $ 49,100,000 |  |
Consolidated Properties [Member] |  |  |
Properties | Property | 14 |  |
Noncontrolling Interests – Partially Owned Properties | $ 1,000,000 |  |
Apartment units | ApartmentUnit | 3,060 |  |
Federal [Member] |  |  |
Provision for income tax | $ 0 |  |
Minimum [Member] | Retail Commercial Leases [Member] |  |  |
Retail leases term | 5 years |  |
Maximum [Member] | Retail Commercial Leases [Member] |  |  |
Retail leases term | 10 years |  |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |
Property, plant and equipment, estimated useful lives | 5 years |  |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |
Property, plant and equipment, estimated useful lives | 10 years |  |
Building [Member] |  |  |
Property, plant and equipment, estimated useful lives | 30 years |  |
Replacements [Member] | Minimum [Member] |  |  |
Property, plant and equipment, estimated useful lives | 5 years |  |
Replacements [Member] | Maximum [Member] |  |  |
Property, plant and equipment, estimated useful lives | 10 years |  |
Renovations and building Improvements [Member] | Minimum [Member] |  |  |
Property, plant and equipment, estimated useful lives | 5 years |  |
Renovations and building Improvements [Member] | Maximum [Member] |  |  |
Property, plant and equipment, estimated useful lives | 15 years |  |
Corporate Office Leases [Member] | Maximum [Member] |  |  |
Remaining lease terms | 10 years |  |
Ground Leases [Member] |  |  |
Unsecured borrowing rates for actual pricing period used for calculating discount rate | 30 years |  |

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