Note 12 - Accumulated Other Comprehensive Income (Loss) - Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cost of revenues	$ 5,315	$ 6,404
Research and development	(20,791)	(20,210)
Sales and marketing	(3,045)	(2,923)
General and administrative	(4,048)	(3,636)
Total, before income taxes	(3,455)	(381)
Financial income (loss), net	1,455	282
Income tax expense	1,417	1,315
Net loss	(4,872)	(1,696)
Income tax expense (benefit)	1,417	1,315
Reclassification out of Accumulated Other Comprehensive Income [Member] | Unrealized Gains (Losses) on Cash Flow Hedges [Member]
Cost of revenues	(4)	(2)
Research and development	(16)	(9)
Sales and marketing	(171)	(110)
General and administrative	2	(13)
Total, before income taxes	(173)	(97)
Income tax expense	0	0
Net loss	92	0
Income tax expense (benefit)	0	0
Reclassification out of Accumulated Other Comprehensive Income [Member] | Unrealized Gains (Losses) on Available-for-sale Marketable Securities [Member]
Financial income (loss), net	92	0
Income tax expense	(81)	(97)
Income tax expense (benefit)	$ (81)	$ (97)