Segment Information (Total Assets And Inventory By Reportable Segment) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information
Homes under construction	$ 1,408,260	$ 1,084,137	$ 1,042,147
Land under development	3,259,066	2,545,049	2,189,387
Raw land	782,732	762,914	747,027
House and land inventory	5,450,058	4,392,100	3,978,561
Total assets	8,967,160	8,569,410	8,734,143
Northeast [Member]
Segment Reporting Information
Homes under construction	163,173	184,974	212,611
Land under development	292,631	266,229	325,241
Raw land	121,522	106,077	106,681
House and land inventory	577,326	557,280	644,533
Total assets	688,610	659,224	731,259
Southeast [Member]
Segment Reporting Information
Homes under construction	196,456	147,506	139,484
Land under development	367,577	304,762	274,981
Raw land	139,246	117,981	146,617
House and land inventory	703,279	570,249	561,082
Total assets	765,933	605,067	599,271
Florida [Member]
Segment Reporting Information
Homes under construction	227,910	150,743	140,366
Land under development	574,092	350,016	295,631
Raw land	97,185	112,225	104,766
House and land inventory	899,187	612,984	540,763
Total assets	1,013,543	717,531	618,449
Texas [Member]
Segment Reporting Information
Homes under construction	191,424	134,873	130,398
Land under development	317,702	250,102	223,979
Raw land	107,737	91,765	57,480
House and land inventory	616,863	476,740	411,857
Total assets	691,342	528,392	466,198
Midwest [Member]
Segment Reporting Information
Homes under construction	197,738	176,966	109,251
Land under development	414,386	326,549	184,172
Raw land	68,918	70,266	23,092
House and land inventory	681,042	573,781	316,515
Total assets	734,834	624,815	346,851
West [Member]
Segment Reporting Information
Homes under construction	413,208	270,060	277,636
Land under development	1,094,112	850,629	678,231
Raw land	222,920	230,199	257,512
House and land inventory	1,730,240	1,350,888	1,213,379
Total assets	1,924,958	1,485,685	1,309,850
Other Homebuilding [Member]
Segment Reporting Information
Homes under construction	18,351	19,015	32,401
Land under development	198,566	196,762	207,152
Raw land	25,204	34,401	50,879
House and land inventory	242,121	250,178	290,432
Total assets	2,638,951	3,527,731	4,334,591
Homebuilding [Member]
Segment Reporting Information
Homes under construction	1,408,260	1,084,137	1,042,147
Land under development	3,259,066	2,545,049	2,189,387
Raw land	782,732	762,914	747,027
House and land inventory	5,450,058	4,392,100	3,978,561
Total assets	8,458,171	8,148,445	8,406,469
Financial Services [Member]
Segment Reporting Information
Total assets	$ 508,989	$ 420,965	$ 327,674

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 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.18)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 12
-Article 7

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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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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),1(d))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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