Segment Information (Total Assets And Inventory By Reportable Segment) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Segment Reporting Information
Homes under construction	$ 2,922,260	$ 2,421,405
Land under development	4,045,615	4,135,814
Raw land	531,790	589,911
Total Inventory	7,499,665	7,147,130
Total Assets	9,815,576	9,686,649
Northeast
Segment Reporting Information
Homes under construction	298,241	234,413
Land under development	272,358	327,599
Raw land	73,577	73,574
Total Inventory	644,176	635,586
Total Assets	811,067	791,511
Southeast
Segment Reporting Information
Homes under construction	506,116	433,411
Land under development	633,489	613,626
Raw land	78,183	121,238
Total Inventory	1,217,788	1,168,275
Total Assets	1,355,703	1,287,992
Florida
Segment Reporting Information
Homes under construction	488,392	359,651
Land under development	879,165	876,856
Raw land	97,481	109,069
Total Inventory	1,465,038	1,345,576
Total Assets	1,602,996	1,481,837
Midwest
Segment Reporting Information
Homes under construction	371,665	299,896
Land under development	420,733	476,694
Raw land	28,727	28,482
Total Inventory	821,125	805,072
Total Assets	909,295	877,282
Texas
Segment Reporting Information
Homes under construction	332,420	251,613
Land under development	417,251	435,018
Raw land	88,727	87,392
Total Inventory	838,398	774,023
Total Assets	915,707	859,847
West
Segment Reporting Information
Homes under construction	869,845	798,706
Land under development	1,161,466	1,137,940
Raw land	143,544	147,493
Total Inventory	2,174,855	2,084,139
Total Assets	2,357,858	2,271,328
Other homebuilding
Segment Reporting Information
Homes under construction	55,581	43,715
Land under development	261,153	268,081
Raw land	21,551	22,663
Total Inventory	338,285	334,459
Total Assets	1,389,431	1,469,234
Homebuilding
Segment Reporting Information
Homes under construction	2,922,260	2,421,405
Land under development	4,045,615	4,135,814
Raw land	531,790	589,911
Total Inventory	7,499,665	7,147,130
Total Assets	9,342,057	9,039,031
Financial Services
Segment Reporting Information
Homes under construction	0	0
Land under development	0	0
Raw land	0	0
Total Inventory	0	0
Total Assets	$ 473,519	$ 647,618

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
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Carrying amount as of the balance sheet date of capitalized construction costs of homes for future sale.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a))
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The net carrying amount as of the balance sheet date of the sum of the various components of an operative builder's inventory, including finished homes. Operative builders primarily consist of entities that develop land, construct residential homes and commercial and industrial buildings thereon, and sell them to home buyers and operators of the commercial and industrial properties.

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Carrying amount of land available for development.

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