Note 4 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($)	Jun. 30, 2026	Dec. 31, 2025
Property and equipment, gross	$ 9,926,676	$ 9,658,961
Less accumulated depreciation	(7,575,166)	(6,929,650)
Property and equipment, net	2,351,510	2,729,311
Production Assets [Member]
Property and equipment, gross	3,474,705	3,189,142
Computer Equipment and Software [Member]
Property and equipment, gross	1,109,182	1,079,294
Lab Equipment [Member]
Property and equipment, gross	3,614,190	3,585,835
Furniture and Fixtures [Member]
Property and equipment, gross	1,484,913	1,484,913
Leasehold Improvements [Member]
Property and equipment, gross	171,257	171,257
Construction in Progress [Member]
Property and equipment, gross	$ 72,429	$ 148,520

Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

+ References

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+ Details