Note 10 - Financial Services Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014
Financial Services [Member]
Insurance reserves	$ 46,900		$ 45,811
Accounts payable and other accrued liabilities	9,160		6,303
Total accounts payable and accrued liabilities	56,060		52,114
Insurance reserves	$ 46,900	$ 46,379	$ 45,811	$ 47,389	$ 50,015	$ 50,470