Note 11 - Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	Years Ended December 31,
	2023		2022
	(in thousands)
Consulting and other vendors	$	461	$	155
Royalties		9		24
Legal and professional fees		411		275
Taxes and other assessments		755		839
Total	$	1,636	$	1,293