Note 6 - Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Property, Plant and Equipment [Table Text Block]

	December 31
	2023		2022		Estimated Useful Lives (in years)
Land	$	493	$	493
Furniture and fixtures		-		71		7	-	10
Plant		1,902		3,440		20	-	40 or life of lease
Computer and software		27		382		3	-	5
Leasehold improvements		-		152		5	-	6 or life of lease
Machinery and equipment		6,423		5,758		5	-	15
Property and equipment, cost		8,845		10,296
Less accumulated depreciation		4,607		4,276
Property and equipment, net	$	4,238	$	6,020