Note 11 - Homebuilding Accrued Liabilities and Financial Services Accounts Payable and Accrued Liabilities - Homebuilding Accrued Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2017
Warranty accrual	$ 29,992	$ 28,262	$ 25,113	$ 21,909
Homebuilding Segment [Member]
Customer and escrow deposits	36,986	34,463
Warranty accrual	29,992	28,262
Accrued compensation and related expenses	22,438	39,459
Accrued interest	13,281	27,734
Construction defect claim reserves	8,367	8,464
Land development and home construction accruals	9,064	8,683
Income taxes payable	18,337	6,245
Other accrued liabilities	46,666	42,937
Total accrued liabilities	$ 185,131	$ 196,247