CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 39,878	$ 45,277
Short-term marketable securities	79,228	172,294
Accounts receivable, net	298	484
Prepaid expenses and other current assets	9,452	13,495
Total current assets	128,856	231,550
Marketable securities	62,771	12,242
Property and equipment, net	1,620	1,099
Intangible assets	269	6,973
Other assets	3,889	2,732
Total assets	197,405	254,596
Current liabilities:
Accounts payable	8,878	10,351
Accrued expenses	19,446	8,701
Current portion of lease liabilities	426	684
Discontinued operations	2,202	2,202
Total current liabilities	30,952	21,938
Other liabilities	3,074	1,570
Contingent consideration	6,200	33,100
Deferred tax liability		367
Total liabilities	40,226	56,975
Commitments and contingencies (Note 17)
Stockholders' Equity:
Preferred stock, $0.00001 par value; 10,000,000 shares authorized and no shares issued or outstanding at December 31, 2023 and December 31, 2022
Common stock, $0.00001 par value; 200,000,000 and 100,000,000 shares authorized at December 31, 2023 and December 31, 2022, respectively; 70,894,889 and 66,688,647 shares issued and outstanding at December 31, 2023 and December 31, 2022, respectively	1	1
Additional paidin capital	928,080	880,832
Accumulated other comprehensive loss	(106)	(897)
Accumulated deficit	(770,796)	(682,315)
Total stockholders' equity	157,179	197,621
Total liabilities and stockholders' equity	$ 197,405	$ 254,596