Segment Information (Total Assets And Inventory By Reportable Segment) (Details) - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
Segment Reporting Information
Homes under construction		$ 1,605,529	$ 1,084,137
Land under development		2,871,263	2,545,049
Raw land		764,140	762,914
House and land inventory		5,240,932	4,392,100
Total assets		8,801,578	8,569,410
Northeast
Segment Reporting Information
Homes under construction		224,242	184,974
Land under development		258,427	266,229
Raw land		125,117	106,077
House and land inventory		607,786	557,280
Total assets		726,388	659,224
Southeast
Segment Reporting Information
Homes under construction		230,791	147,506
Land under development		335,065	304,762
Raw land		116,728	117,981
House and land inventory		682,584	570,249
Total assets		739,296	605,067
Florida
Segment Reporting Information
Homes under construction		241,991	150,743
Land under development		482,604	350,016
Raw land		138,397	112,225
House and land inventory		862,992	612,984
Total assets		990,493	717,531
Texas
Segment Reporting Information
Homes under construction		213,574	134,873
Land under development		283,422	250,102
Raw land		102,071	91,765
House and land inventory		599,067	476,740
Total assets		658,298	528,392
North
Segment Reporting Information
Homes under construction		401,963	280,970
Land under development		590,831	478,665
Raw land		122,367	137,044
House and land inventory		1,115,161	896,679
Total assets		1,239,610	996,908
Southwest
Segment Reporting Information
Homes under construction		269,079	166,056
Land under development		718,839	698,513
Raw land		131,819	163,421
House and land inventory		1,119,737	1,027,990
Total assets		1,261,564	1,113,592
Other homebuilding
Segment Reporting Information
Homes under construction	[1]	23,889	19,015
Land under development	[1]	202,075	196,762
Raw land	[1]	27,641	34,401
House and land inventory	[1]	253,605	250,178
Total assets	[1]	2,843,281	3,527,731
Homebuilding
Segment Reporting Information
Homes under construction		1,605,529	1,084,137
Land under development		2,871,263	2,545,049
Raw land		764,140	762,914
House and land inventory		5,240,932	4,392,100
Total assets		8,458,930	8,148,445
Financial Services
Segment Reporting Information
Total assets		$ 342,648	$ 420,965

[1] Other homebuilding primarily includes cash and equivalents, capitalized interest, intangibles, deferred tax assets, and other corporate items that are not allocated to the operating segments.