Condensed Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues:
Total Revenues	$ 18,841	$ 40,659	$ 37,677	$ 48,637
Operating expenses:
Cost of goods sold	9,176	1,800	16,301	3,584
Research and development	32,432	25,074	56,751	53,028
Selling, general and administrative	29,609	46,318	59,990	107,382
Total operating expenses	71,217	73,192	133,042	163,994
Loss from operations	(52,376)	(32,533)	(95,365)	(115,357)
Interest expense	(14,266)	(11,144)	(28,328)	(19,269)
Other income, net	318	9	638	23
Net loss	$ (66,324)	$ (43,668)	$ (123,055)	$ (134,603)
Net loss per common share - basic (in dollars per share)	$ (1.05)	$ (1.67)	$ (1.98)	$ (5.16)
Net loss per common share - diluted (in dollars per share)	$ (1.05)	$ (1.67)	$ (1.98)	$ (5.16)
Weighted-average shares outstanding - basic (in shares)	63,227,406	26,225,073	62,097,358	26,109,089
Weighted-average shares outstanding - diluted (in shares)	63,227,406	26,225,073	62,097,358	26,109,089
Other comprehensive loss:
Unrealized loss on investments	$ (34)	$ 0	$ (266)	$ 0
Comprehensive loss	(66,358)	(43,668)	(123,321)	(134,603)
Product sales, net
Revenues:
Total Revenues	13,578	10,610	26,932	16,960
Collaboration revenue
Revenues:
Total Revenues	$ 5,263	$ 30,049	$ 10,745	$ 31,677