CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating expenses:
Research and development	$ 7,466,000	$ 6,020,000
General and administrative	6,553,000	4,883,000
Total operating expenses	14,019,000	10,903,000
Loss from operations	(14,019,000)	(10,903,000)
Other income:
Interest income	63,000	33,000
Total other income, net	63,000	33,000
Net loss before provision for income taxes	(13,956,000)	(10,870,000)
Provision for income taxes	(60,000)	0
Net loss	(14,016,000)	(10,870,000)
Cumulative dividends on convertible preferred stock		(2,309,000)
Net loss attributable to common stockholders	$ (14,016,000)	$ (13,179,000)
Net loss per share attributable to common stockholders, basic and diluted	$ (0.56)	$ (1.09)
Weighted average shares of common stock outstanding, basic and diluted	24,955,165	12,105,464
Comprehensive loss:
Net loss	$ (14,016,000)	$ (10,870,000)
Other comprehensive loss:
Unrealized loss on available-for-sale securities, net of tax of $0	(395,000)	(20,000)
Total other comprehensive loss	(395,000)	(20,000)
Comprehensive loss	$ (14,411,000)	$ (10,890,000)