Note 13 - Revenue and Geographic Information - Net Tangible Long-lived Assets by Principal Geographic Areas (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Net tangible long-lived assets	$ 40,324	$ 38,994
UNITED STATES
Net tangible long-lived assets	39,469	37,964
ITALY
Net tangible long-lived assets	853	1,001
UNITED KINGDOM
Net tangible long-lived assets	$ 2	$ 29

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
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