Note 7 - Credit Facility, Term Loans and Warrants (Tables)

9 Months Ended

Sep. 30, 2024

Notes Tables

Schedule of Debt [Table Text Block]

	December 31, 2023			September 30, 2024
MidCap Credit Facility	$	11,515		$	7,081
Less: deferred debt issuance costs		(226	)		(217	)
Less: discount associated with issuance of warrants		(191	)		(126	)
Total MidCap Credit Facility	$	11,098		$	6,738

Interest Income and Interest Expense Disclosure [Table Text Block]

	Three Months Ended September 30,						Nine Months Ended September 30,
	2023			2024			2023			2024
Interest expense	$	487		$	272		$	1,623		$	961
Interest income		(128	)		(83	)		(547	)		(220	)
Total interest expense, net	$	359		$	189		$	1,076		$	741