Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Gross Profit [Abstract]
Product revenue, net	$ 175,110	$ 55,252
Cost of revenue	22,599	7,973
Gross Profit	152,511	47,279
Operating expenses:
Research and development	32,780	34,082
Selling, general and administrative	279,717	290,664
Total operating expenses	312,497	324,746
Loss from operations	(159,986)	(277,467)
Other (expense) income:
Interest income	7,044	15,158
Interest expense	(68,115)	(72,009)
Other expense, net	(190)	(8)
Total other expense	(61,261)	(56,859)
Net loss and comprehensive loss	$ (221,247)	$ (334,326)
Net loss per share, basic	$ (3.03)	$ (5.29)
Net loss per share, diluted	$ (3.03)	$ (5.29)
Weighted-average shares of common stock outstanding, basic	72,918,764	63,176,210
Weighted-average shares of common stock outstanding, diluted	72,918,764	63,176,210