Note 7 - Inventories (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	December 31, 2022
	(in thousands)
	Gross Carrying Amount		Reserve Balance			Net Carrying Amount
Finished goods	$	15,337	$	(4,129	)	$	11,208
Raw materials		4,718		(2,173	)		2,545
Total inventories	$	20,055	$	(6,302	)	$	13,753
Current Portion	$	9,399	$	(1,115	)	$	8,284
Long-term portion		10,656		(5,187	)		5,469
Total inventories	$	20,055	$	(6,302	)	$	13,753

	December 31, 2021
	(in thousands)
	Gross Carrying Amount		Reserve Balance			Net Carrying Amount
Finished goods	$	13,066	$	(2,987	)	$	10,079
Raw materials		8,324		(2,695	)		5,629
Total inventories	$	21,390	$	(5,682	)	$	15,708
Current Portion	$	9,931	$	(1,297	)	$	8,634
Long-term portion		11,459		(4,385	)		7,074
Total inventories	$	21,390	$	(5,682	)	$	15,708