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Real Estate Inventories - Narrative (Details)	12 Months Ended
	Dec. 31, 2023 USD ($) community	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($) community
Real Estate [Line Items]
Impairment charges	$ 11,500,000	$ 0	$ 19,600,000
West
Real Estate [Line Items]
Impairment charges	$ 11,500,000		$ 19,600,000
Homebuilding Segment | West
Real Estate [Line Items]
Number of impaired real estate properties | community	1		1
Real estate, impairment, discount rate	10.00%		12.00%

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Number of Impaired Real Estate Properties

+ References

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Real Estate, Impairment, Discount Rate

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-2

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 976
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482856/976-310-50-1

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