Note 11 - Homebuilding Accrued Liabilities and Financial Services Accounts Payable and Accrued Liabilities - Financial Services Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jun. 30, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Dec. 31, 2017
Insurance reserves	$ 57,305	$ 56,817	$ 55,308	$ 53,308	$ 50,707	$ 52,686
Financial Services Segment [Member]
Insurance reserves	48,926		46,844
Accounts payable and other accrued liabilities	13,105		11,699
Total accounts payable and accrued liabilities	$ 62,031		$ 58,543