Note 6 - Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

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

	September 30,			December 31,
	2021			2020
Amortizable intangible assets:
Patents	$	368		$	280
Trademarks		125			84
Software		1,023			662
Other		50			50
		1,566			1,076
Accumulated amortization		(138	)		(23	)
Total amortizable		1,428			1,053
Indefinite life assets (non-amortizable)		344			344
Total intangible assets, net	$	1,772		$	1,397

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

2021 (3 months)	$	60
2022		223
2023		218
2024		218
2025		218
Thereafter		491
Total estimated amortization expense	$	1,428