Condensed Consolidated Statements of Operations and Comprehensive Loss (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Statement of Comprehensive Income [Abstract]
Operating income	$ 2,774	$ 1,072	$ 4,991	$ 3,640
Operating expenses
Research and development expenses	(28,615)	(23,662)	(83,790)	(70,438)
Sales and marketing expenses	(1,178)	(519)	(1,858)	(2,263)
General and administrative expenses	(7,259)	(7,220)	(21,348)	(23,667)
Total Operating expenses	(37,051)	(31,401)	(106,997)	(96,368)
Loss from operations	(34,277)	(30,328)	(102,005)	(92,728)
Financial income (expense)	1,113	(113)	4	1,873
Loss before taxes	(33,164)	(30,442)	(102,001)	(90,855)
Income tax	0	0	(117)	(48)
Net loss	(33,164)	(30,442)	(102,118)	(90,903)
Foreign currency translation differences, net of taxes	(480)	3,825	7,415	(202)
Actuarial gains or losses on employee benefits, net of taxes	(359)	(41)	(403)	(33)
Comprehensive loss	$ (34,003)	$ (26,658)	$ (95,106)	$ (91,138)
Basic Net loss per share attributable to shareholders (in dollars per share)	$ (0.24)	$ (0.32)	$ (0.82)	$ (0.95)
Diluted Net loss per share attributable to shareholders (in dollars per share)	$ (0.24)	$ (0.32)	$ (0.82)	$ (0.95)
Weighted average shares outstanding used in computing per share amounts (in shares)	136,811,952	96,201,476	124,723,638	96,187,868
Weighted average shares outstanding used in computing per share amounts (in shares)	136,811,952	96,201,476	124,723,638	96,187,868