Note 13 - Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31, 2021		December 31, 2020
	(In thousands)
Compensation and benefits	$	3,682	$	4,541
Consulting and other vendors		128		66
Other		124		177
Royalties		247		147
Legal and professional fees		503		314
Taxes and other assessments		492		351
Interest		—		19
Total	$	5,176	$	5,615