Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating expenses:
Research and development	$ 3,314	$ 1,524	$ 5,593	$ 3,255
General and administrative	2,241	3,091	4,907	5,954
Merger-related costs	254		1,298
Restructuring and other costs	1,640		1,640
Loss from operations	(7,449)	(4,615)	(13,438)	(9,209)
Other income (expense):
Interest income	2	29	4	59
Interest expense	(51)		(51)
Change in fair value of warrant liability	(151)	560	498	6,147
Foreign currency exchange gain (loss), net	91	39	(135)	28
Other expense, net		(13)	(2)	(24)
Total other income (expense), net	(109)	615	314	6,210
Net loss	$ (7,558)	$ (4,000)	$ (13,124)	$ (2,999)
Net loss per share - basic	$ 0	$ 0	$ 0	$ 0
Net loss per share - diluted	$ 0	$ 0	$ 0	$ 0
Weighted-average number of ordinary shares used in computing net loss per share- basic	18,836,478,977	10,115,005,727	16,144,813,478	8,787,337,361
Weighted-average number of ordinary shares used in computing net loss per share - diluted	18,836,478,977	10,115,005,727	16,144,813,478	8,787,337,361
Comprehensive loss:
Net loss	$ (7,558)	$ (4,000)	$ (13,124)	$ (2,999)
Other comprehensive income, net of tax:
Foreign currency translation adjustment	12	(57)	291	(55)
Total other comprehensive income, net of tax	12	(57)	291	(55)
Total comprehensive loss	$ (7,546)	$ (4,057)	$ (12,833)	$ (3,054)