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Commitments and Contingencies (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($) property lot
Purchase Commitment [Line Items]
Single-family properties sales in escrow | property	101
Land lot sales in escrow | lot	265
Single-family properties sales in escrow, selling price	$ 67.0
Surety bond
Purchase Commitment [Line Items]
Outstanding principal on non-recourse guarantee	200.7
Single Family Properties
Purchase Commitment [Line Items]
Purchase price of commitment to acquire single-family properties	8.7
Land
Purchase Commitment [Line Items]
Purchase price of commitment to acquire single-family properties	$ 163.1
Commitment To Acquire Properties
Purchase Commitment [Line Items]
Number of properties | property	37

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- Definition

Expected Proceeds From Sale of Property Held-for-sale

+ References

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- Definition

Number of Land Lots Held-for-Sale In Escrow

+ References

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- Definition

Number of Real Estate Properties Held-for-Sale In Escrow

+ References

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- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482425/460-10-50-4

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- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

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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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- Definition

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

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