Condensed Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Total Revenues	$ 18,980	$ 14,409	$ 56,657	$ 63,046
Operating expenses:
Cost of goods sold	6,506	5,558	22,807	9,142
Research and development	29,143	25,331	85,894	78,359
Selling, general and administrative	24,954	39,265	84,944	146,647
Total operating expenses	60,603	70,154	193,645	234,148
Loss from operations	(41,623)	(55,745)	(136,988)	(171,102)
Interest expense	(14,153)	(13,654)	(42,481)	(32,923)
Other income, net	659	13	1,297	36
Net loss	$ (55,117)	$ (69,386)	$ (178,172)	$ (203,989)
Net loss per common share - basic (in dollars per share)	$ (0.81)	$ (2.62)	$ (2.78)	$ (7.78)
Net loss per common share - diluted (in dollars per share)	$ (0.81)	$ (2.62)	$ (2.78)	$ (7.78)
Weighted-average shares outstanding - basic (in shares)	67,806,292	26,455,209	64,021,248	26,225,730
Weighted-average shares outstanding - diluted (in shares)	67,806,292	26,455,209	64,021,248	26,225,730
Other comprehensive loss:
Unrealized gain (loss) on investments	$ 204	$ 0	$ (62)	$ 0
Comprehensive loss	(54,913)	(69,386)	(178,234)	(203,989)
Product sales, net
Revenues:
Total Revenues	13,964	10,895	40,896	27,855
Collaboration revenue
Revenues:
Total Revenues	$ 5,016	$ 3,514	$ 15,761	$ 35,191