Note 6 - Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

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

	September 30,			December 31,
	2022			2021
Amortizable intangible assets:
Patents	$	540		$	416
Trademarks		143			134
Purchased software		1,212			1,212
Other		50			50
		1,945			1,812
Accumulated amortization		(389	)		(174	)
Total amortizable		1,556			1,638
Indefinite life assets (non-amortizable)		344			344
Total intangible assets, net	$	1,900		$	1,982

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

2022 (3 months)	$	72
2023		284
2024		284
2025		280
2026		192
Thereafter		444
Total estimated amortization expense	$	1,556