Statements of Changes in Convertible Preferred Stock and Stockholders' Deficit (Parenthetical) - USD ($) $ in Thousands |
11 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2014 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Convertible preferred stock liability | $ 2,600 | ||
| Common Stock, issuance costs | $ 7,414 | ||
| Series A convertible preferred stock | |||
| Convertible preferred stock, issuance costs | 139 | $ 20 | |
| Convertible preferred stock liability | $ 2,600 | ||
| Series B convertible preferred stock | |||
| Convertible preferred stock, issuance costs | $ 161 | ||