Accrued Expenses and Other Liabilities (Schedule Of Accrued Expenses And Other Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017
Accrued Expenses and Other Liabilities [Abstract]
Earnest money deposits	$ 13,310		$ 13,990
Warranty reserve	9,768	$ 8,633	7,970	$ 10,269	$ 8,961	$ 8,531
Accrued compensation costs	21,817		29,770
Land development and home construction accruals	124,380		77,748
Accrued interest	15,372		15,636
Lease liabilities - operating leases	17,466
Liability for product financing arrangements and other	10,637		68,043
Total accrued expenses and other liabilities	$ 212,750		$ 213,157