Note 11 - Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31, 2022		December 31, 2021
	(In thousands)
Consulting and other vendors	$	155	$	128
Other		—		124
Royalties		24		247
Legal and professional fees		275		503
Taxes and other assessments		839		615
Total	$	1,293	$	1,617