Net Loss per Share - Anti-Dilutive Securities (Details) - shares |
11 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2014 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Excluded from the calculation of diluted net loss per share, due to anti-dilutive effect | |||
| Shares of common stock equivalents | 4,196,494 | 2,962,280 | 15,983,412 |
| Convertible Preferred Stock. | |||
| Excluded from the calculation of diluted net loss per share, due to anti-dilutive effect | |||
| Shares of common stock equivalents | 3,395,468 | 14,274,741 | |
| Common stock subject to repurchase | |||
| Excluded from the calculation of diluted net loss per share, due to anti-dilutive effect | |||
| Shares of common stock equivalents | 768,706 | 611,698 | 924,535 |
| Outstanding options | |||
| Excluded from the calculation of diluted net loss per share, due to anti-dilutive effect | |||
| Shares of common stock equivalents | 32,320 | 2,350,582 | 784,136 |