Statements of Operations and Comprehensive Loss (Unaudited) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Research and development expenses, related party	$ 233	$ 370	$ 407	$ 1,800
General and administrative expenses, related party	$ 14	$ 0	$ 17	$ 0