Note 2 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Cash and Cash Equivalents [Table Text Block]

Cash, Cash Equivalents and Restricted Cash	December 31, 2023		December 31, 2022
(in thousands)
Cash and Cash Equivalents	$	4,502	$	9,997
Restricted Cash		-		1,288
Long-Term Restricted Cash		134		2,497
Cash, Cash Equivalents and Restricted Cash in the Consolidated Statement of Cash Flows	$	4,636	$	13,782