CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 34,217	$ 37,903
Accounts receivable, net - related party	1,229	407
Inventory, net	900	900
Other receivables	1,009	4,088
Prepaid expenses	1,592	529
Total assets	38,947	43,827
Current liabilities:
Accounts payable and accrued expenses	1,199	3,972
Total current liabilities	1,199	3,972
Liability related to sales of future royalties and milestones, net	45,821	44,448
Total liabilities	47,020	48,420
Commitments and contingencies (Note 16)
Stockholders' equity:
Preferred stock; $0.001 par value; 5,000,000 shares authorized at March 31, 2025 and December 31, 2024, zero shares issued and outstanding at March 31, 2025 and December 31, 2024
Common stock; $0.001 par value; 16,666,667 shares authorized at March 31, 2025 and December 31, 2024, 1,524,535 shares and 1,523,743 shares issued and outstanding at March 31, 2025 and December 31, 2024, respectively	2	2
Additional paid-in capital	752,443	751,017
Accumulated deficit	(760,518)	(755,612)
Accumulated other comprehensive loss
Total stockholders' equity	(8,073)	(4,593)
Total liabilities and stockholders' equity	$ 38,947	$ 43,827