Segment Information (Total Assets And Inventory By Reportable Segment) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information
Homes under construction	$ 1,084,137us-gaap_InventoryHomesUnderConstruction	$ 1,042,147us-gaap_InventoryHomesUnderConstruction	$ 1,116,184us-gaap_InventoryHomesUnderConstruction
Land under development	2,545,049us-gaap_LandAvailableForDevelopment	2,189,387us-gaap_LandAvailableForDevelopment	2,435,378us-gaap_LandAvailableForDevelopment
Raw land	762,914	747,027	662,484
House and land inventory	4,392,100us-gaap_InventoryOperativeBuilders	3,978,561us-gaap_InventoryOperativeBuilders	4,214,046us-gaap_InventoryOperativeBuilders
Total assets	8,569,410us-gaap_Assets	8,734,143us-gaap_Assets	6,734,409us-gaap_Assets
Northeast [Member]
Segment Reporting Information
Homes under construction	184,974	212,611	198,549
Land under development	266,229	325,241	445,436
Raw land	106,077	106,681	109,136
House and land inventory	557,280	644,533	753,121
Total assets	659,224	731,259	866,024
Southeast [Member]
Segment Reporting Information
Homes under construction	147,506	139,484	147,227
Land under development	304,762	274,981	286,210
Raw land	117,981	146,617	120,193
House and land inventory	570,249	561,082	553,630
Total assets	605,067	599,271	590,650
Florida [Member]
Segment Reporting Information
Homes under construction	150,743	140,366	130,276
Land under development	350,016	295,631	310,625
Raw land	112,225	104,766	100,633
House and land inventory	612,984	540,763	541,534
Total assets	717,531	618,449	620,220
Texas [Member]
Segment Reporting Information
Homes under construction	134,873	130,398	145,594
Land under development	250,102	223,979	256,704
Raw land	91,765	57,480	54,556
House and land inventory	476,740	411,857	456,854
Total assets	528,392	466,198	523,843
North [Member]
Segment Reporting Information
Homes under construction	280,970	227,537	219,172
Land under development	478,665	350,239	369,144
Raw land	137,044	78,945	46,414
House and land inventory	896,679	656,721	634,730
Total assets	996,908	716,239	680,447
Southwest [Member]
Segment Reporting Information
Homes under construction	166,056	159,350	226,204
Land under development	698,513	512,164	496,488
Raw land	163,421	201,659	167,295
House and land inventory	1,027,990	873,173	889,987
Total assets	1,113,592	940,462	963,540
Other Homebuilding [Member]
Segment Reporting Information
Homes under construction	19,015	32,401	49,162
Land under development	196,762	207,152	270,771
Raw land	34,401	50,879	64,257
House and land inventory	250,178	290,432	384,190
Total assets	3,527,731	4,334,591	2,140,739
Homebuilding [Member]
Segment Reporting Information
Homes under construction	1,084,137	1,042,147	1,116,184
Land under development	2,545,049	2,189,387	2,435,378
Raw land	762,914	747,027	662,484
House and land inventory	4,392,100	3,978,561	4,214,046
Total assets	8,148,445	8,406,469	6,385,463
Financial Services [Member]
Segment Reporting Information
Total assets	$ 420,965	$ 327,674	$ 348,946

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

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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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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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 as of the balance sheet date, net of valuation allowances and impairment losses, of costs of land expected to be developed in the near term plus capitalized costs of development, for purposes of selling completed units to home buyers or commercial or industrial entities..

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Carrying amount of land available for development.

+ References

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

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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