Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating expenses:
Research and development	$ 3,084	$ 5,887	$ 8,353	$ 12,927
General and administrative	5,621	6,905	11,226	13,445
Total operating expenses	8,705	12,792	19,579	26,372
Loss from operations	(8,705)	(12,792)	(19,579)	(26,372)
Other income (expense), net:
Interest and investment income	166	10	285	125
Other income (expense), net	166	10	285	125
Net loss	$ (8,539)	$ (12,782)	$ (19,294)	$ (26,247)
Net loss per share attributable to common stockholders, basic and diluted (in Dollars per share)	$ (0.8)	$ (1.14)	$ (1.71)	$ (2.34)
Weighted-average shares outstanding, basic and diluted (in Shares)	11,255,215	11,232,010	11,252,686	11,229,484
Other comprehensive income (loss):
Net unrealized (loss) gain on marketable debt securities	$ (180)	$ 63	$ (911)	$ (101)
Other comprehensive income (loss)	(180)	63	(911)	(101)
Comprehensive Loss	$ (8,719)	$ (12,719)	$ (20,205)	$ (26,348)