Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Income Statement [Abstract]
Royalty revenues	$ 593	$ 683
Costs and expenses:
Research and development	35,329	36,852
Selling, general and administrative	14,224	12,482
Total operating expenses	49,553	49,334
Loss from operations	(48,960)	(48,651)
Other income (expense), net:
Interest income	3,104	3,259
Other income (expense), net	5	(39)
Total other income (expense), net	3,109	3,220
Net loss	(45,851)	(45,431)
Preferred stock dividend payable on Series A Convertible Preferred Stock	(25)	(24)
Net loss attributable to common stockholders	$ (45,876)	$ (45,455)
Net loss per common share - basic	$ (0.69)	$ (0.95)
Net loss per common share - diluted	$ (0.69)	$ (0.95)
Weighted-average shares outstanding - basic	66,841	47,650
Weighted-average shares outstanding - diluted	66,841	47,650

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.