Note 2 - Income Tax Expense (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

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

	Three months ended March 31, 2021
	(in thousands)
Unrecognized tax benefits as of December 31, 2020	$	820
Additions for tax positions of current year		-
Additions for tax positions of prior years		(31	)
Reductions for settlements with taxing authorities		-
Reductions for lapses of the applicable statutes of limitations		-
Unrecognized tax benefits as of March 31, 2021	$	789