Share-Based Compensation - Restricted Stock Units and Restricted Stock (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions |
12 Months Ended |
Feb. 03, 2018 |
Jan. 28, 2017 |
Jan. 30, 2016 |
| Performance-based Restricted Stock Units [Member] |
|
|
|
| Number of Shares |
|
|
|
| Awards Granted (in shares) |
800
|
|
|
| Grant Date Weighted Average Fair Value |
|
|
|
| Performance condition period |
3 years
|
|
|
| Percent of grants in period |
80.00%
|
|
|
| Change in percentage of grants from prior period |
75.00%
|
|
|
| Restricted Stock Units (RSUs) [Member] |
|
|
|
| Grant Date Weighted Average Fair Value |
|
|
|
| Award vesting period |
4 years
|
|
|
| Restricted Stock and Restricted Stock Units [Member] |
|
|
|
| Number of Shares |
|
|
|
| Awards Unvested at beginning of period (in shares) |
1,683
|
|
|
| Awards Granted (in shares) |
2,011
|
|
|
| Performance Shares Adjustment (in shares) |
(43)
|
|
|
| Awards Vested (in shares) |
(584)
|
|
|
| Awards Forfeited (in shares) |
(165)
|
|
|
| Awards Unvested at end of period (in shares) |
2,902
|
1,683
|
|
| Grant Date Weighted Average Fair Value |
|
|
|
| Awards, grant date weighted average fair value at beginning of period (usd per share) |
$ 17.64
|
|
|
| Awards, grant date weighted average fair value, shares granted (usd per share) |
9.17
|
|
|
| Awards, grant date weighted average fair value, change in performance shares adjustment (usd per share) |
0.00
|
|
|
| Awards, grant date weighted average fair value, shares vested (usd per share) |
14.48
|
|
|
| Awards, grant date weighted average fair value, shares forfeited (usd per share) |
12.78
|
|
|
| Awards, grant date weighted average fair value at end of period (usd per share) |
$ 11.06
|
$ 17.64
|
|
| Fair value of options vested |
$ 8.5
|
$ 14.0
|
$ 11.2
|
| Unrecognized share-based compensation expense |
$ 20.9
|
|
|
| Weighted-average period |
1 year 9 months 27 days
|
|
|
| Minimum [Member] | Performance-based Restricted Stock Units [Member] |
|
|
|
| Grant Date Weighted Average Fair Value |
|
|
|
| Percentage of performance-based RSUs earned |
0.00%
|
|
|
| Maximum [Member] | Performance-based Restricted Stock Units [Member] |
|
|
|
| Grant Date Weighted Average Fair Value |
|
|
|
| Percentage of performance-based RSUs earned |
200.00%
|
|
|
| 2010 Plan [Member] | Performance-based Restricted Stock Units [Member] |
|
|
|
| Number of Shares |
|
|
|
| Awards Granted (in shares) |
800
|
|
|