Reporting Segments (Schedule Of Total Assets By Segment) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Total assets	$ 2,489,562	$ 2,254,255
West [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	625,085	502,381
Mountain [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	674,894	621,757
Texas [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	222,819	209,550
Southeast [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	455,289	448,681
Wade Jurney Homes [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	287,923	204,925
Financial Services [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	144,682	146,710
Corporate [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	$ 78,870	$ 120,251