CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (INCOME) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (INCOME)
Product revenue, net	$ 1,498	$ 35
Costs and expenses:
Cost of sales	230	4
Research and development	32,510	19,911
Selling, general, and administrative	21,449	14,518
Total costs and expenses	54,189	34,433
Loss from operations	(52,691)	(34,398)
Other income:
Other income		100,000
Interest income, net	(73)	154
Total other income, net	(73)	100,154
(Loss) income before taxes	(52,764)	65,756
Provision for income taxes	0	22,006
Net (loss) income	$ (52,764)	$ 43,750
Net (loss) income per share, Basic (in dollars per share)	$ (1.05)	$ 0.92
Net (loss) income per share, Diluted (in dollars per share)	$ (1.05)	$ 0.90
Weighted-average common shares outstanding, Basic (in shares)	50,326,627	47,638,565
Weighted average common shares outstanding, Diluted (in shares)	50,326,627	48,501,697
Other comprehensive (loss) income:
Net (loss) income	$ (52,764)	$ 43,750
Unrealized loss on marketable securities	(628)	(107)
Comprehensive (loss) income	$ (53,392)	$ 43,643