Information On Business Segments (Revenue) (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues	$ 215,685	$ 326,330	$ 385,432	$ 473,408
Intercompany adjustments	(1,174)	(5,532)	(3,688)	(8,435)
Homebuilding [Member]
Revenues	210,128	322,719	376,686	467,079
West [Member]
Revenues	69,401	123,193	111,884	180,330
Mountain [Member]
Revenues	78,702	110,112	149,826	156,794
East [Member]
Revenues	51,076	72,657	94,168	104,162
Other Homebuilding [Member]
Revenues	10,949	16,757	20,808	25,793
Financial Services And Other [Member]
Revenues	$ 6,731	$ 9,143	$ 12,434	$ 14,764