Unaudited Condensed Consolidated Statements of Operations - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Revenue	$ 87,149,000	$ 62,797,000
Expenses
Cost of sales	(33,619,000)	(21,337,000)
Research and development	(54,645,000)	(48,472,000)
Selling, general, and administrative	(69,194,000)	(62,510,000)
Loss from operations	(70,309,000)	(69,522,000)
Interest income	9,658,000	10,232,000
Interest expenses	(113,000)	0
Foreign currency (losses) gains	(2,068,000)	8,912,000
Other income, net	9,361,000	1,234,000
Loss before income tax	(53,471,000)	(49,144,000)
Income tax expense	0	0
Net loss	$ (53,471,000)	$ (49,144,000)
Loss per share - basic (in dollars per share)	$ (0.05)	$ (0.05)
Loss per share - diluted (in dollars per share)	$ (0.05)	$ (0.05)
Weighted-average shares used in calculating net loss per ordinary share - basic (in shares)	973,145,760	961,444,780
Weighted-average shares used in calculating net loss per ordinary share - diluted (in shares)	973,145,760	961,444,780