Share-Based Compensation - Schedule of Restricted Stock Units, Including Awards with Performance Conditions (Details) - Restricted stock units shares in Thousands |
9 Months Ended |
|---|---|
|
Oct. 31, 2020
$ / shares
shares
| |
| Number of Shares | |
| Unvested at beginning of period (in shares) | shares | 4,260 |
| Granted (in shares) | shares | 5,122 |
| Vested (in shares) | shares | (1,334) |
| Forfeited (in shares) | shares | (678) |
| Unvested at end of period (in shares) | shares | 7,370 |
| Grant Date Weighted Average Fair Value Per Share | |
| Unvested at beginning of period (in USD per share) | $ / shares | $ 4.78 |
| Granted (in USD per share) | $ / shares | 1.74 |
| Vested (in USD per share) | $ / shares | 5.32 |
| Forfeited (in USD per share) | $ / shares | 3.64 |
| Unvested at end of period (in USD per share) | $ / shares | $ 2.67 |