Stock-Based Compensation (Stock Options Activity) (Details)
$ / shares in Units, shares in Thousands |
12 Months Ended |
|
Feb. 03, 2018
USD ($)
$ / shares
shares
|
|---|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] |
|
|
| Outstanding stock options, beginning balance | shares |
14,418
|
|
| Stock Options, Granted | shares |
3,318
|
|
| Stock Options, Exercised | shares |
0
|
|
| Stock Options, Forfeited/canceled | shares |
(3,461)
|
|
| Outstanding stock options, ending balance | shares |
14,275
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] |
|
|
| Weighted-Average Exercise Price Per Share, beginning balance | $ / shares |
$ 18
|
|
| Weighted-Average Exercise Price Per Share, Granted | $ / shares |
6
|
|
| Weighted-Average Exercise Price Per Share, Exercised | $ / shares |
0
|
|
| Weighted-Average Exercise Price Per Share, Forfeited/canceled | $ / shares |
24
|
|
| Weighted-Average Exercise Price Per Share, ending balance | $ / shares |
$ 14
|
|
| Weighted-Average Remaining Contractual Term, Outstanding |
5 years 6 months
|
|
| Aggregate Intrinsic Value, Outstanding | $ |
$ 0
|
[1] |
| Stock Options, Exercisable | shares |
7,446
|
|
| Weighted-Average Exercise Price Per Share, Exercisable | $ / shares |
$ 19
|
|
| Weighted-Average Remaining Contractual Term, Exercisable |
3 years 7 months
|
|
| Aggregate Intrinsic Value, Exercisable | $ |
$ 0
|
|
|
|