Condensed Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating Expenses:
Selling, general and administrative expenses	$ 2,629	$ 2,600	$ 5,080	$ 5,805
Research and development expenses	2,825	4,214	5,877	7,806
Loss from Operations	(5,454)	(6,814)	(10,957)	(13,611)
Other Income:
Realized gains from sales of trading securities	379	168	787	250
Unrealized gains from of trading securities	46	133	90	411
Interest income, net	73	39	132	84
Total Other Income	498	340	1,009	745
Net Loss	$ (4,956)	$ (6,474)	$ (9,948)	$ (12,866)
Net Loss Per Basic Common Share	$ (0.31)	$ (0.58)	$ (0.62)	$ (1.15)
Net Loss Per Diluted Common Share	$ (0.31)	$ (0.58)	$ (0.62)	$ (1.15)
Weighted Average Number of Common Shares Outstanding:
Basic	16,067	11,231	16,062	11,231
Diluted	16,067	11,231	16,062	11,231