Note 24 - Captive Insurance Company - Activity in the Liability for Unpaid Losses and Loss Adjustment Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Balance at the beginning of the year	$ 16,130	$ 18,965
Incurred related to current year	5,331	5,236
Incurred related to prior years	(1,948)	(2,653)
Total incurred	3,383	2,583
Paid related to current year	(256)	(683)
Paid related to prior years	(3,593)	(4,735)
Total paid	(3,849)	(5,418)
Balance at the end of the year	$ 15,664	$ 16,130