Note 3 - Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Property, Plant and Equipment [Table Text Block]

					As of		As of
	Depreciable				December 31,		December 31,
	lives				2022		2021
	(in years)				(in thousands)		(in thousands)
Computers and equipment		3	to	7	$	370	$	393
Furniture and fixtures		5	to	7		3		3
Property, plant and equipment, at cost						373		396
Less accumulated depreciation						217		192
Property, plant and equipment, net					$	156	$	204