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- Definition

Percentage Of Ownership Interests

+ References

No definition available.

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- Definition

Percentage Of Reimbursable Revenue From Leasing Of Apartment Homes

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No definition available.

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Percentage of our total property revenues and total non-property income from leasing of apartment homes, excluding income on deferred compensation plans.

+ References

No definition available.

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- Definition

Percentage of Rental Revenue and Other Income From Non-leasing Activities

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No definition available.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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The number of general partner units outstanding.

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Amount of expenses related to the generation of investment income.

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Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.

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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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Amount of investment in marketable security.

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The number of real estate properties owned as of the balance sheet date.

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The number of states the entity operates in as of the balance sheet date.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Amount of lessee's right to use underlying asset under operating lease.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cash inflow (outflow) from (to) a noncontrolling interest. Excludes dividends paid to the noncontrolling interest.

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The book value of investments in real estate joint ventures including direct and indirect investments.

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-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(d))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

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Organization and Summary of Significant Accounting Policies - Additional Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($) Properties Community Property State shares	Sep. 30, 2021 USD ($) shares	Sep. 30, 2022 USD ($) Properties Community Property State shares	Sep. 30, 2021 USD ($) shares	Dec. 31, 2024 Property	Dec. 31, 2023 Property	Dec. 31, 2022 Property	Dec. 31, 2021 USD ($) shares
Real Estate Properties [Line Items]
General Partners' Capital Account, Units Outstanding \| shares	115,447,252	115,138,323	115,447,252	115,138,323
Number of Real Estate Properties \| Community	292		292
Development and capital improvements in progress	$ 297,416		$ 297,416					$ 247,970
Number of States in which Entity Operates \| State	16		16
Consolidated assets	$ 11,338,227		$ 11,338,227					11,285,182
Consolidated liabilities	5,166,327		5,166,327					5,101,090
Real Estate Investments, Joint Ventures	32,900		$ 32,900
Percentage Of Rental Revenue From Leasing Of Apartment Homes			94.00%
Percentage Of Reimbursable Revenue From Leasing Of Apartment Homes			5.00%
Percentage of Rental Revenue and Other Income From Non-leasing Activities			1.00%
Operating Lease, Right-of-Use Asset	45,300		$ 45,300					47,000
Right-of-use Lease, Liability	29,152		29,152					30,300
Marketable equity securities	6,200		6,200
Investment Income, Investment Expense	$ 6,800		$ 10,100
Operating lease weighted average remaining lease term	33 years		33 years
Operating lease weighted average discount rate	4.40%		4.40%
Limited Partnership [Member]
Real Estate Properties [Line Items]
Investment Income, Investment Expense	$ 1,400	$ 10,100	$ 29,200	$ 18,000
Other Assets [Member]
Real Estate Properties [Line Items]
Real Estate Investments, Joint Ventures	41,800		41,800					79,400
Real Estate [Member]
Real Estate Properties [Line Items]
Cash proceeds			43,100
Real Estate [Member] \| Post Massachusetts Avenue [Member]
Real Estate Properties [Line Items]
Real Estate Investments, Joint Ventures	$ 42,400		$ 42,400					$ 42,800
Maximum [Member] \| Accounting Standards Update 2016-02 [Member]
Real Estate Properties [Line Items]
Operating lease, term of contract	1 year		1 year
Development Properties [Member]
Real Estate Properties [Line Items]
Number of Real Estate Properties \| Community	5		5
Number of units under development community \| Properties	1,759		1,759
Development Properties [Member] \| Expected Costs
Real Estate Properties [Line Items]
Development and capital improvements in progress	$ 444,000		$ 444,000
Development Properties [Member] \| Scenario Forecast [Member]
Real Estate Properties [Line Items]
Number of Real Estate Properties \| Property					1	3	1
Retail
Real Estate Properties [Line Items]
Number of Real Estate Properties \| Property	34		34
M A A L P
Real Estate Properties [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest			97.30%	97.10%
Limited Partnership [Member]
Real Estate Properties [Line Items]
General Partners' Capital Account, Units Outstanding \| shares	115,447,252		115,447,252					115,336,876
Number of Real Estate Properties \| Property	1		1
Development and capital improvements in progress	$ 297,416		$ 297,416					$ 247,970
Consolidated assets	11,338,227		11,338,227					11,285,182
Consolidated liabilities	5,166,346		5,166,346					5,101,109
Limited Partnership [Member] \| Real Estate [Member] \| Variable Interest Entity Primary Beneficiary [Member]
Real Estate Properties [Line Items]
Consolidated assets	244,600		244,600					252,800
Consolidated liabilities	$ 14,400		$ 14,400					$ 15,900
Limited Partnership [Member] \| Minimum [Member]
Real Estate Properties [Line Items]
Percentage of ownership interests of all consolidated subsidiaries (percent)	80.00%		80.00%
Limited Partnership [Member] \| Maximum [Member]
Real Estate Properties [Line Items]
Percentage of ownership interests of all consolidated subsidiaries (percent)	100.00%		100.00%
Limited Partnership [Member] \| Development Properties [Member] \| Costs Incurred To Date
Real Estate Properties [Line Items]
Development and capital improvements in progress	$ 266,100		$ 266,100