CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Operating expenses:
Research and development	$ 6,553	$ 4,147	$ 14,698	$ 7,849
General and administrative	3,342	4,695	8,131	9,666
Goodwill impairment charge	0	17,130	0	17,130
Fair value adjustment for contingent consideration	532	2,220	2,456	4,765
Total operating expenses	10,427	28,192	25,285	39,410
Loss from operations	(10,427)	(28,192)	(25,285)	(39,410)
Fair value adjustment for long-term debt	(501)	(415)	(945)	(803)
Fair value adjustment for warrants	(4,464)	0	(4,464)	0
Warrant issuance costs	(872)	0	(872)	0
Interest income	311	823	717	1,710
Other income (expense), net	(29)	91	(116)	(308)
Net loss before income tax expense	(15,982)	(27,693)	(30,965)	(38,811)
Income tax expense	(67)	(36)	(114)	(67)
Net loss	(16,049)	(27,729)	(31,079)	(38,878)
Other comprehensive loss:
Foreign currency translation adjustments	4,216	(726)	6,261	(1,955)
Unrealized gain (loss) on available-for-sale securities	(17)	(12)	(70)	(5)
Total comprehensive loss	$ (11,850)	$ (28,467)	$ (24,888)	$ (40,838)
Net loss per share - basic (in USD per share)	$ (0.34)	$ (0.64)	$ (0.69)	$ (0.9)
Net loss per share - diluted (in USD per share)	$ (0.34)	$ (0.64)	$ (0.69)	$ (0.9)
Weighted average shares of common stock outstanding - basic (in shares)	46,686,239	43,096,374	45,314,234	43,053,351
Weighted average shares of common stock outstanding - diluted (in shares)	46,686,239	43,096,374	45,314,234	43,053,351