Reporting Segments (Schedule Of Total Revenue And Pretax Income By Segment) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 602,609	$ 533,057
Total income (loss) before income tax expense	34,088	22,997
West [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	131,887	112,120
Total income (loss) before income tax expense	15,341	8,648
Mountain [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	171,152	159,666
Total income (loss) before income tax expense	18,498	19,308
Texas [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	60,164	50,486
Total income (loss) before income tax expense	5,484	3,749
Southeast [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	131,502	112,812
Total income (loss) before income tax expense	8,308	5,739
Century Complete [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	98,109	89,573
Total income (loss) before income tax expense	780	3,973
Financial Services [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	9,795	8,400
Total income (loss) before income tax expense	209	1,590
Corporate [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total income (loss) before income tax expense	$ (14,532)	$ (20,010)