Reporting Segments (Schedule Of Total Revenue And Pretax Income By Segment) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Segment Reporting Information [Line Items]
Total revenue	$ 619,950	$ 531,892	$ 1,153,007	$ 933,740
Total income (loss) before income tax expense	20,830	46,502	43,827	69,609
West [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	135,226	129,218	247,346	248,139
Total income (loss) before income tax expense	9,973	12,022	18,621	21,890
Mountain [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	179,410	180,523	339,076	326,016
Total income (loss) before income tax expense	22,526	25,319	41,834	43,242
Texas [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	61,522	63,545	112,008	101,573
Total income (loss) before income tax expense	5,587	4,972	9,336	6,780
Southeast [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	124,814	125,346	237,626	219,195
Total income (loss) before income tax expense	4,649	9,149	10,388	13,830
Wade Jurney Homes [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	109,063	25,246	198,636	25,246
Total income (loss) before income tax expense	8,318	(186)	12,291	(186)
Financial Services [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	9,915	8,014	18,315	13,571
Total income (loss) before income tax expense	2,168	2,629	3,739	3,790
Corporate [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total income (loss) before income tax expense	$ (32,391)	$ (7,403)	$ (52,382)	$ (19,737)