Summary of Significant Accounting Policies - Additional Information (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) ApartmentUnit Property $ / shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($) $ / shares
Capitalized costs development and renovation	$ 15,600,000	$ 13,900,000
Common Stock, Par or Stated Value Per Share | $ / shares	$ 0.01	$ 0.01	$ 0.01
Provision for income tax	$ 900,000	$ 915,000	$ 852,000
Remaining AMT refund received			$ 1,600,000
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	0.00979
Alternative minimum tax preference adjustment disclosed under treasury regulation year three amounts disclosure per share | $ / shares	$ 0.00000
Properties | Property	308
Noncontrolling Interests – Partially Owned Properties	$ (721,000)	$ 18,166,000
Apartment units | ApartmentUnit	79,597
Partially Owned Properties – Consolidated
Properties | Property	15
Apartment units | ApartmentUnit	3,114
Noncontrolling Interests – Partially Owned Properties	$ (700,000)
Limited Life Partnership Properties [Member]
Properties | Property	2
Noncontrolling Interests – Partially Owned Properties	$ (4,900,000)
Noncontrolling interests settlement value	55,400,000
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