Note 5 - Intangible Assets - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Gross carrying amount	$ 28,361	$ 28,361
Accumulated amortization	(4,598)	(4,087)
Net book value	$ 23,763	$ 24,274
Developed Technology Rights [Member] | VIVO [Member]
Estimated Useful Life (Year)	15 years	15 years
Gross carrying amount	$ 8,244	$ 8,244
Accumulated amortization	(1,237)	(1,099)
Net book value	$ 7,007	$ 7,145
Developed Technology Rights [Member] | LockeT [Member]
Estimated Useful Life (Year)	14 years	14 years
Gross carrying amount	$ 18,770	$ 18,770
Accumulated amortization	(3,017)	(2,681)
Net book value	$ 15,753	$ 16,089
Customer Relationships [Member]
Estimated Useful Life (Year)	6 years	6 years
Gross carrying amount	$ 62	$ 62
Accumulated amortization	(23)	(21)
Net book value	$ 39	$ 41
Trademarks [Member] | VIVO [Member]
Estimated Useful Life (Year)	9 years	9 years
Gross carrying amount	$ 876	$ 876
Accumulated amortization	(219)	(195)
Net book value	$ 657	$ 681
Trademarks [Member] | LockeT [Member]
Estimated Useful Life (Year)	9 years	9 years
Gross carrying amount	$ 409	$ 409
Accumulated amortization	(102)	(91)
Net book value	$ 307	$ 318