CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 10,166	$ 38,067
Restricted cash		11,250
Royalty receivable, current portion	2,705
Prepaid and other current assets	4,570	6,034
Total current assets	17,441	55,351
Fixed assets, net	19	78
License rights and other intangible assets, net	6,657	6,943
Right of use assets	7,055	7,580
Royalty receivable, long term	19,067	20,253
Other non-current assets	254	253
Total assets	50,493	90,458
Current liabilities:
Accounts payable	696	2,162
Accrued expenses and other current liabilities	6,928	18,846
Current liabilities of discontinued operations	6,888	25,831
Total current liabilities	14,512	46,839
Operating lease liabilities	6,740	7,369
Other non-current liabilities	1,189	1,107
Total liabilities	22,441	55,315
Commitments and contingencies (Note 7)
Stockholders' equity (deficit):
Common stock, par value $0.001; 32,000 and 12,000 shares authorized, 10,575 and 9,498 shares issued and outstanding as of September 30, 2023 and December 31, 2022, respectively	11	9
Additional paid-in capital	976,799	974,497
Accumulated deficit	(948,758)	(939,363)
Total stockholders' equity	28,052	35,143
Total liabilities and stockholders' equity	$ 50,493	$ 90,458