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Segment Information (Land-Related Charges by Segment) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Restructuring Cost and Reserve [Line Items]
Land-related charges	$ 1,885	$ 2,453	$ 3,254	$ 12,181
Northeast
Restructuring Cost and Reserve [Line Items]
Land-related charges	18	92	134	4,845
Southeast
Restructuring Cost and Reserve [Line Items]
Land-related charges	883	929	1,339	1,676
Florida
Restructuring Cost and Reserve [Line Items]
Land-related charges	302	459	433	981
Midwest
Restructuring Cost and Reserve [Line Items]
Land-related charges	438	499	492	1,275
Texas
Restructuring Cost and Reserve [Line Items]
Land-related charges	263	329	791	986
West
Restructuring Cost and Reserve [Line Items]
Land-related charges	(19)	145	65	1,674
Other homebuilding
Restructuring Cost and Reserve [Line Items]
Land-related charges	$ 0	$ 0	$ 0	$ 744

X

- Definition

Nonrecurring impairment charges related to the write-off of production-related equipment and inventory. This tag is used when an Entity charges this cost to cost of goods sold.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a))
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227

+ Details

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Balance Type:	debit
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X

- 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

No definition available.

+ Details

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