Note 14 - Accumulated Other Comprehensive Loss - Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Cost of revenues	$ (2,357)	$ (5,661)	$ (9,389)	$ (11,837)
Research and development	(17,814)	(16,488)	(54,544)	(52,270)
Sales and marketing	(2,862)	(2,876)	(8,213)	(8,014)
General and administrative	(3,608)	(3,253)	(11,346)	(9,943)
Total, before income taxes	(1,633)	(2,706)	(7,259)	1,419
Income tax expense	1,117	17,926	3,080	19,816
Net loss	(4,957)	(22,304)	(15,647)	(25,123)
Financial income (loss), net	924	108	3,497	803
Reclassification out of Accumulated Other Comprehensive Income [Member]
Net loss	(306)	(347)	(805)	(1,012)
Unrealized Gains (Losses) on Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Cost of revenues	(6)	(5)	(17)	(18)
Research and development	(260)	(353)	(755)	(1,000)
Sales and marketing	(6)	(10)	(19)	(28)
General and administrative	(27)	(30)	(82)	(94)
Total, before income taxes	(299)	(398)	(873)	(1,140)
Income tax expense	(1)	(55)	1	(149)
Net loss	(298)	(343)	(874)	(991)
Unrealized Gains (Losses) on Available-for-sale Marketable Securities [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Income tax expense	0	0	(1)	(4)
Net loss	(8)	(4)	69	(21)
Financial income (loss), net	$ (8)	$ (4)	$ 68	$ (25)