CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 64,921	$ 88,227
Short-term investments	307,737	416,750
Accounts receivable	2,204	5,981
Inventory, net	15,130	19,202
Other current assets	9,033	15,808
Total current assets	399,025	545,968
Property, plant and equipment, net	19,949	32,451
Operating lease right-of-use assets	18,747	53,435
Goodwill	0	76,501
Other assets	4,523	2,245
Total assets	442,244	710,600
Current liabilities:
Accounts payable	3,288	12,980
Accrued expenses	29,729	36,557
Operating lease liabilities, current portion	19,095	18,667
Total current liabilities	52,112	68,204
Operating lease liabilities, less current portion	102,193	112,829
Liabilities related to the sales of future royalties, net	123,610	155,378
Other long-term liabilities	4,961	7,551
Total liabilities	282,876	343,962
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.0001 par value; 10,000 shares authorized; no shares designated or outstanding at September 30, 2023 or December 31, 2022, respectively	0	0
Common stock, $0.0001 par value; 300,000 shares authorized; 190,771 shares and 188,560 shares issued and outstanding at September 30, 2023 and December 31, 2022, respectively	19	19
Capital in excess of par value	3,600,871	3,574,719
Accumulated other comprehensive loss	(6,352)	(6,907)
Accumulated deficit	(3,435,170)	(3,201,193)
Total stockholders’ equity	159,368	366,638
Total liabilities and stockholders’ equity	$ 442,244	$ 710,600