Note 6 - Credit Facility, Term Loans and Warrants - Schedule of Credit Facility and Term Loans (Details) - Midcap Credit Facility [Member] - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
MidCap Credit Facility	$ 9,815	$ 11,515
Less: deferred debt issuance costs	(265)	(226)
Less: discount associated with issuance of warrants	(154)	(191)
Total MidCap Credit Facility	$ 9,396	$ 11,098

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant