XML 17 R6.htm IDEA: XBRL DOCUMENT v3.21.2
Condensed Statements of Convertible Preferred Stock, Common Stock and Stockholders' Deficit (Unaudited) (Parenthetical)
$ in Thousands
3 Months Ended
Mar. 31, 2020
USD ($)
Convertible Preferred Stock [Member]  
Payments of stock issuance costs $ 16