Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Gross Profit [Abstract]
Product revenue, net	$ 7,324	$ 0	$ 9,236	$ 0
Cost of revenue	1,376	0	1,802	0
Gross profit	5,948	0	7,434	0
Operating expenses:
Research and development	7,376	12,764	16,806	24,242
Selling, general and administrative	75,872	18,937	137,882	37,536
Total operating expenses	83,248	31,701	154,688	61,778
Loss from operations	(77,300)	(31,701)	(147,254)	(61,778)
Other (expense) income:
Interest income	3,624	348	7,937	1,808
Interest expense	(17,764)	(9,615)	(34,932)	(18,832)
Other (expense) income, net	(6)	3	(49)	23
Total other expense	(14,146)	(9,264)	(27,044)	(17,001)
Net loss and comprehensive loss	$ (91,446)	$ (40,965)	$ (174,298)	$ (78,779)
Net loss per share, basic	$ (1.56)	$ (0.84)	$ (2.98)	$ (1.73)
Net loss per share, diluted	$ (1.56)	$ (0.84)	$ (2.98)	$ (1.73)
Weighted-average shares of common stock outstanding, basic	58,558,145	48,500,516	58,464,813	45,444,496
Weighted-average shares of common stock outstanding, diluted	58,558,145	48,500,516	58,464,813	45,444,496