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Note 5 - Certain Balance Sheet Accounts - Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Property and equipment, gross	$ 13,793	$ 13,750
Less accumulated depreciation and amortization	(11,554)	(11,072)
Total property and equipment, net	2,239	2,678
Finance Lease Equipment [Member]
Property and equipment, gross	8,324	8,323
Equipment [Member]
Property and equipment, gross	3,732	3,690
Computer Equipment [Member]
Property and equipment, gross	1,113	1,113
Furniture and Fixtures [Member]
Property and equipment, gross	$ 624	$ 624

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 210
-Name Accounting Standards Codification
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X

- Definition

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

+ References

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