CONDENSED STATEMENTS OF PREFERRED STOCK AND STOCKHOLDERS’ EQUITY (DEFICIT) (Parenthetical) - USD ($)	3 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019
CONDENSED STATEMENTS OF PREFERRED STOCK AND STOCKHOLDERS’ EQUITY (DEFICIT)
Unrealized loss on marketable securities, tax	$ 0	$ 0
Initial public offering issuance costs			$ 9,400,000
Common stock, par value per share (in dollars per share)	$ 0.001		$ 0.001