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Investments in Real Estate - Additional Information (Detail) $ in Thousands				9 Months Ended
	Sep. 13, 2022 USD ($) unit	Aug. 16, 2022 USD ($) unit	Apr. 06, 2022 USD ($) unit	Sep. 30, 2022 USD ($) Property	Sep. 30, 2021 USD ($)	Sep. 30, 2022 unit
Real Estate Properties [Line Items]
Number of multifamily properties owned				122		122
Number of units located with multifamily properties | unit						36,176
Mortgage loan related to property disposition				$ 46,087
Number of real estate properties acquired | unit	348	234	96
Acquisition of real estate properties	$ 98,000	$ 80,000	$ 25,440	201,777	$ 139,231
Sale proceeds from investments in unconsolidated real estate entities			4,428
Return of investment in unconsolidated real estate entities			3,406	$ 3,406	$ 0
Distributions from investments in unconsolidated real estate entities			$ 1,022
Held-for-Sale
Real Estate Properties [Line Items]
Number of multifamily properties owned | Property				2

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Number Of Real Estate Properties Acquired

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Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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Gross amount of debt extinguished.

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

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The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

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Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.

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