Note 13 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jul. 10, 2019	Jun. 30, 2019
Income Tax Expense (Benefit), Total	$ 2,988	$ 1,655	$ (3,495)	$ 500	$ 531
Effective Income Tax Rate Reconciliation, Percent, Total	9.00%	7.40%	5.60%	1.10%