Note 3 - Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Customer Relationships		Patents		Total
Balance as of January 1, 2022	$	360	$	141	$	501
Additions		-		71		71
Amortization		144		6		150
Balance as of December 31, 2022	$	216	$	206	$	422
Additions		-		-		-
Amortization		144		15		159
Balance as of December 31, 2023	$	72	$	191	$	263

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Year	Amount
2024	$	87
2025		14
2026		14
2027		14
Thereafter		23
Total	$	152