Note 6 - Intangible Assets and Goodwill (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

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

	March 31, 2024			December 31, 2023
Amortizable intangible assets:
Patents	$	931		$	873
Trademarks		256			248
Purchased software and technology		1,752			1,752
Customer Relationships		160			160
	$	3,099		$	3,033
Accumulated amortization		(912	)		(806	)
Total amortizable	$	2,187		$	2,227
Indefinite life assets (non-amortizable)		421			421
Total intangible assets, net	$	2,608		$	2,648

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

2024 (9 months)	$	320
2025		422
2026		335
2027		185
2028		185
Thereafter		740
Total estimated amortization expense	$	2,187