Note 6 - Intangible Assets, Net (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

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

	June 30,			December 31,
	2022			2021
Amortizable intangible assets:
Patents	$	509		$	416
Trademarks		143			134
Purchased software		1,212			1,212
Other		50			50
		1,914			1,812
Accumulated amortization		(317	)		(174	)
Total amortizable		1,597			1,638
Indefinite life assets (non-amortizable)		344			344
Total intangible assets, net	$	1,941		$	1,982

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

2022 (6 months)	$	141
2023		278
2024		279
2025		274
2026		186
Thereafter		439
Total estimated amortization expense	$	1,597