Accrued Expenses and Other Liabilities (Schedule Of Accrued Expenses And Other Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Accrued Expenses and Other Liabilities [Abstract]
Earnest money deposits	$ 13,990	$ 14,077
Warranty reserve	7,970	8,531	$ 2,479	$ 2,622
Accrued compensation costs	29,770	22,129
Land development and home construction accruals	77,748	61,918
Accrued interest	15,636	14,435
Income taxes payable		851
Liability for product financing arrangement and other	68,043	28,415
Total accrued expenses and other liabilities	$ 213,157	$ 150,356