Business Combination, Acquisition Related Costs, Abandoned Pursuit Costs

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- Definition

Represents the number of unconsolidated real estate entities in which the entity had investments as of the balance sheet date.

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- Definition

Loan Potential Term Extension Period

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Long-Term Debt, Cap Interest Rate

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- Definition

Long-Term Loan Guarantee, Payment Reimbursement By Partner, Percentage

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Long-Term Loan, Maximum Borrowing Capacity, Guarantee, Percentage

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- Definition

Long-term Loan, Number Of Extension Options

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- Definition

Number Of Apartment Homes Acquired

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No definition available.

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- Definition

Number Of Development Rights, No Longer Probable

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- Definition

Number Of Limited Partnership Units Issued

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- Definition

Other Commitment, Outstanding Funding

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No definition available.

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- Definition

Other Commitments, Number of SIP Commitments

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- Definition

Other Commitments, Weighted Average Rate Of Return

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

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- Definition

Amount of interest income earned from interest bearing assets classified as other.

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- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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- Definition

Amount of income (expense) related to nonoperating activities, classified as other.

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- Definition

The cash outflow associated with the purchase of other real estate investments held by the entity for investment purposes not otherwise defined in the taxonomy.

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- Definition

The cash inflow from borrowings to finance the cost of construction.

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The cash inflow from a borrowing supported by a written promise to pay an obligation.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Investments - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended
Investments - Narrative (Details) $ in Thousands	Jun. 30, 2025 USD ($) entity extensionOption commitment	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) yr limitedPartnershipUnit home entity developmentRight extensionOption commitment	Jun. 30, 2024 USD ($) developmentRight	Dec. 31, 2024 USD ($)
Equity method investment
Payments to acquire other real estate			$ 384,495	$ 62,192
Other commitments, number of SIP commitments \| commitment	8		8
Other commitment	$ 211,585		$ 211,585
Weighted average rate of return on other commitments	11.60%		11.60%
Other commitment, outstanding funding	$ 202,179		$ 202,179
Total principal outstanding	$ 8,714,999		$ 8,714,999		$ 8,134,429
Long-term construction loan, maximum borrowing capacity, guarantee, percentage	25.00%		25.00%
Loan guarantee, payment reimbursement by partner, percentage	75.00%		75.00%
Nonoperating expense related to development pursuits	$ (2,493)	$ (1,417)	$ (7,237)	(5,662)
Abandoned pursuit costs			$ 3,668	$ 1,600
Number of development rights, no longer probable \| developmentRight			1	1
Casualty and impairment loss	858	0	$ 858	$ 2,935
DownREIT Partnership
Equity method investment
Apartment homes acquired \| home			1,844
Payments to acquire other real estate			$ 193,000
Number of limited partnership units issued \| limitedPartnershipUnit			1,060,000
Structured Investment Program
Equity method investment
Interest income, other	6,689	3,940	$ 12,820	7,116
New England region \| Emergency Response
Equity method investment
Casualty and impairment loss	$ 858		$ 858
California and Metro NY/NJ regions \| Severe Weather and Fire
Equity method investment
Casualty and impairment loss		$ 2,935		$ 2,935
Unconsolidated real estate entities
Equity method investment
Number of unconsolidated real estate entities \| entity	5		5
AVA Arts District
Equity method investment
Ownership percentage	25.00%		25.00%
Number of extension options \| extensionOption	2		2
Total principal outstanding	$ 173,000		$ 173,000
Loan potential term extension period \| yr			1
Long-Term Debt, Cap Interest Rate	8.20%		8.20%
Proceeds from construction loans			$ 158,735
Proceeds from notes payable			$ 161,000
Minimum \| Unconsolidated real estate entities
Equity method investment
Ownership percentage	20.00%		20.00%
Maximum \| Unconsolidated real estate entities
Equity method investment
Ownership percentage	50.00%		50.00%