Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit) (Parenthetical) (Unaudited) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Issuance of preferred stock tranche liability	$ 1,050
Series A Convertible Preferred Stock
Issuance of convertible preferred stock, offering costs	$ 430