CONDENSED CONSOLIDATED STATEMENTS OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEICIT (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Dec. 31, 2019 |
Sep. 30, 2018 |
|
| Prefunded common stock warrants | ||
| Issuance costs and underwriter fees | $ 1,797 | |
| Common stock | Follow-on public offering | ||
| Issuance costs and underwriter fees | $ 4,017 | |
| Common stock | Initial public offering | ||
| Issuance costs and underwriter fees | $ 9,935 | |