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Segment Information (Total Assets And Inventory By Reportable Segment) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Segment Reporting Information
Homes under construction	$ 2,992,687	$ 2,421,405
Land under development	4,002,007	4,135,814
Raw land	494,760	589,911
Total Inventory	7,489,454	7,147,130
Total Assets	10,055,080	9,686,649
Northeast
Segment Reporting Information
Homes under construction	339,103	234,413
Land under development	256,014	327,599
Raw land	84,066	73,574
Total Inventory	679,183	635,586
Total Assets	809,194	791,511
Southeast
Segment Reporting Information
Homes under construction	497,241	433,411
Land under development	645,915	613,626
Raw land	79,846	121,238
Total Inventory	1,223,002	1,168,275
Total Assets	1,388,798	1,287,992
Florida
Segment Reporting Information
Homes under construction	528,092	359,651
Land under development	885,220	876,856
Raw land	73,209	109,069
Total Inventory	1,486,521	1,345,576
Total Assets	1,632,772	1,481,837
Midwest
Segment Reporting Information
Homes under construction	366,559	299,896
Land under development	426,349	476,694
Raw land	27,375	28,482
Total Inventory	820,283	805,072
Total Assets	904,671	877,282
Texas
Segment Reporting Information
Homes under construction	333,250	251,613
Land under development	424,500	435,018
Raw land	88,376	87,392
Total Inventory	846,126	774,023
Total Assets	917,529	859,847
West
Segment Reporting Information
Homes under construction	871,553	798,706
Land under development	1,093,490	1,137,940
Raw land	121,685	147,493
Total Inventory	2,086,728	2,084,139
Total Assets	2,280,912	2,271,328
Other homebuilding
Segment Reporting Information
Homes under construction	56,889	43,715
Land under development	270,519	268,081
Raw land	20,203	22,663
Total Inventory	347,611	334,459
Total Assets	1,658,881	1,469,234
Home sales
Segment Reporting Information
Homes under construction	2,992,687	2,421,405
Land under development	4,002,007	4,135,814
Raw land	494,760	589,911
Total Inventory	7,489,454	7,147,130
Total Assets	9,592,757	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	$ 462,323	$ 647,618

X

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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.

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