Note 2 - Income Tax Expense (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	Three months ended March 31, 2020
	(in thousands)
Unrecognized tax benefits as of December 31, 2019	$	848
Additions for tax positions of current year		-
Additions for tax positions of prior years		(9	)
Reductions for settlements with taxing authorities		(59	)
Reductions for lapses of the applicable statutes of limitations		-
Unrecognized tax benefits as of March 31, 2020	$	780

Summary of Income Tax Examinations [Table Text Block]

United States	2016 and forward
Foreign	2013 and forward