Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Operating expenses:
General and administrative expenses	$ 569	$ 486	$ 1,155	$ 1,063
Gain on sale of in-process research and development			(139)	(445)
Total operating expenses	569	486	1,016	618
Loss from operations	(569)	(486)	(1,016)	(618)
Other income:
Interest income	178	8	354	8
Total other income	178	8	354	8
Net loss and comprehensive loss	$ (391)	$ (478)	$ (662)	$ (610)
Net loss per common share - basic	$ (0.03)	$ (0.04)	$ (0.05)	$ (0.05)
Net loss per common share - diluted	$ (0.03)	$ (0.04)	$ (0.05)	$ (0.05)
Weighted-average common shares used to compute basic net loss per common share	14,294	13,410	14,273	13,410
Weighted-average common shares used to compute diluted net loss per common share	14,294	13,410	14,273	13,410