Accrued Expenses and Other Liabilities (Schedule Of Accrued Expenses And Other Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Accrued Expenses and Other Liabilities [Abstract]
Earnest money deposits	$ 10,592	$ 13,990
Warranty reserve	9,731	7,970	$ 8,531	$ 2,479
Accrued compensation costs	30,888	29,770
Land development and home construction accruals	110,284	77,748
Lease liabilities - operating leases	19,306
Accrued interest	14,562	15,636
Income taxes payable	329
Liability for product financing arrangement and other	18,283	68,043
Total accrued expenses and other liabilities	$ 213,975	$ 213,157