Note 7 - Intellectual Property (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	June 30, 2023
	(in thousands)
	Gross Carrying Amount		Accumulated Amortization			Foreign Currency Translation Impact			Net Carrying Amount
Developed technology	$	68,838	$	(66,732	)	$	(852	)	$	1,254
Technology and patents purchased		400		(259	)		16			157
Total intellectual property	$	69,238	$	(66,991	)	$	(836	)	$	1,411

	December 31, 2022
	(in thousands)
	Gross Carrying Amount		Accumulated Amortization			Foreign Currency Translation Impact			Net Carrying Amount
Developed technology	$	68,838	$	(66,562	)	$	(874	)	$	1,402
Technology and patents purchased		400		(239	)		13			174
Total intellectual property	$	69,238	$	(66,801	)	$	(861	)	$	1,576