CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 66,427	$ 81,787
Research and development incentive receivable	868	747
Prepaid expenses and other current assets	3,586	5,344
Total current assets	70,881	87,878
Property and equipment, net	1,403	1,514
Goodwill	17,351	17,351
Right-of-use assets	8,344	8,710
Other assets	1,646	1,723
Total assets	99,625	117,176
Current liabilities:
Accounts payable	3,569	4,283
Accrued expenses	6,877	7,870
Current portion of lease liability	1,109	1,075
Current portion of long-term debt	3,415	795
Total current liabilities	14,970	14,023
Long-term debt, net of discount and current portion	29,809	33,139
Lease liabilities	4,482	4,776
Other liabilities	650	826
Total liabilities	49,911	52,764
Commitments and contingencies (Note 9)
Stockholders’ equity:
Common stock, $0.001 par value, 125,000,000 shares authorized as of each of March 31, 2022 and December 31, 2021; 30,809,476 and 28,127,657 shares issued and outstanding as of March 31, 2022 and December 31, 2021, respectively	31	28
Additional paid-in capital	354,638	347,374
Accumulated other comprehensive loss	(119)	(119)
Accumulated deficit	(304,836)	(282,871)
Total stockholders’ equity	49,714	64,412
Total liabilities and stockholders’ equity	$ 99,625	$ 117,176