Note 10 - Homebuilding Accrued Liabilities and Financial Services Accounts Payable and Accrued Liabilities - Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Insurance reserves	$ 61,450	$ 60,415	$ 56,219	$ 55,308
Financial Services Segment [Member]
Insurance reserves	53,132	52,219
Accounts payable and other accrued liabilities	17,845	16,310
Total accounts payable and accrued liabilities	$ 70,977	$ 68,529