Note 25 - Captive Insurance Company - Activity in the Liability for Unpaid Losses and Loss Adjustment Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Balance at the beginning of the year	$ 20,046	$ 18,078
Incurred related to current year	6,247	7,469
Incurred related to prior years	(67)	652
Total incurred	6,180	8,121
Paid related to current year	(962)	(1,214)
Paid related to prior years	(5,749)	(4,939)
Total paid	(6,711)	(6,153)
Balance at the end of the year	$ 19,515	$ 20,046