CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 93,406	$ 121,718
Research and development incentive receivable	658	1,152
Prepaid expenses and other current assets	4,158	5,807
Total current assets	98,222	128,677
Property and equipment, net	986	1,104
Goodwill	17,351	17,351
Right-of-use assets	6,844	7,229
Other assets	1,002	1,225
Total assets	124,405	155,586
Current liabilities:
Accounts payable	5,992	7,777
Accrued expenses	11,762	12,034
Current portion of lease liability	1,175	1,198
Current portion of long-term debt	554	1,315
Total current liabilities	19,483	22,324
Long-term debt, net of discount and current portion	31,827	32,304
Lease liabilities	3,377	3,603
Warrant liability (Note 4)	17,692	23,131
Other liabilities	350	173
Total liabilities	72,729	81,535
Commitments and contingencies (Note 9)
Stockholders’ equity:
Common stock, $0.001 par value, 500,000,000 shares authorized as of March 31, 2023 and December 31, 2022, respectively; 122,207,488 and 121,667,250 shares issued and outstanding as of March 31, 2023 and December 31, 2022, respectively	122	122
Additional paid-in capital	452,431	450,786
Accumulated other comprehensive loss	(119)	(119)
Accumulated deficit	(400,758)	(376,738)
Total stockholders’ equity	51,676	74,051
Total liabilities and stockholders’ equity	$ 124,405	$ 155,586