Reporting Segments (Schedule Of Total Assets By Segment) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Total assets	$ 2,499,967	$ 2,254,255
West [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	610,248	502,381
Mountain [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	635,201	621,757
Texas [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	232,887	209,550
Southeast [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	441,818	448,681
Wade Jurney Homes [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	244,827	204,925
Financial Services [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	254,282	146,710
Corporate [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	$ 80,704	$ 120,251