Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Accounts payable, related parties	$ 78	$ 35
Accrued expenses, related parties	$ 2,608	$ 2,499
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, authorized shares	40,000,000	40,000,000
Preferred stock, issued shares	0	0
Preferred stock, outstanding shares	0	0
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, authorized shares	400,000,000	400,000,000
Common stock, issued shares	43,602,984	41,723,308
Common stock, outstanding shares	43,571,140	41,468,871
Treasury stock, shares	19	19