Reporting Segments (Schedule Of Total Revenue And Pretax Income By Segment) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 794,361	$ 590,362	$ 2,173,414	$ 1,743,369
Total income before income tax expense	64,885	34,840	149,076	78,667
West [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	188,495	116,874	486,507	364,220
Total income before income tax expense	13,627	9,013	42,716	27,634
Mountain [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	222,262	171,617	570,983	510,693
Total income before income tax expense	28,695	20,552	67,789	62,386
Texas [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	76,776	68,812	235,618	180,820
Total income before income tax expense	6,904	8,290	22,012	17,626
Southeast [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	152,858	118,610	458,986	356,236
Total income before income tax expense	13,414	7,079	33,743	17,467
Century Complete [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	121,953	104,030	353,786	302,666
Total income before income tax expense	7,826	6,032	17,159	18,323
Financial Services [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	32,017	10,419	67,534	28,734
Total income before income tax expense	17,506	2,245	30,693	5,984
Corporate [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total income before income tax expense	$ (23,087)	$ (18,371)	$ (65,036)	$ (70,753)