Note 8 - Goodwill and Identifiable Intangibles - Identifiable Intangibles by Major Asset Class (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Finite-Lived Intangible Assets, Accumulated Amortization	$ (5,866)	$ (5,261)
Finite-Lived Intangible Assets, Gross, Total	11,250	11,250
Finite-Lived Intangible Assets, Net, Total	5,384	5,989
Technology-Based Intangible Assets [Member]
Finite-Lived Intangible Assets, Gross	4,063	4,063
Finite-Lived Intangible Assets, Accumulated Amortization	(1,522)	(1,386)
Finite-Lived Intangible Assets, Net	$ 2,541	$ 2,677
Technology-Based Intangible Assets [Member] \| Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	1 year	1 year
Technology-Based Intangible Assets [Member] \| Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	20 years	20 years
Customer Relationships [Member]
Finite-Lived Intangible Assets, Gross	$ 6,800	$ 6,800
Finite-Lived Intangible Assets, Accumulated Amortization	(4,273)	(3,843)
Finite-Lived Intangible Assets, Net	$ 2,527	$ 2,957
Customer Relationships [Member] \| Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	6 years	6 years
Customer Relationships [Member] \| Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	10 years	10 years
Trademarks [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	5 years	5 years
Finite-Lived Intangible Assets, Gross	$ 190	$ 190
Finite-Lived Intangible Assets, Accumulated Amortization	(35)	(16)
Finite-Lived Intangible Assets, Net	$ 155	$ 174
Noncompete Agreements [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	5 years	5 years
Finite-Lived Intangible Assets, Gross	$ 197	$ 197
Finite-Lived Intangible Assets, Accumulated Amortization	(36)	(16)
Finite-Lived Intangible Assets, Net	$ 161	$ 181

Useful life of finite-lived intangible asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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