Stock-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Millions |
12 Months Ended |
|
Jan. 30, 2016 |
Jan. 31, 2015 |
Feb. 01, 2014 |
May. 18, 2012 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
| Stock options and restricted stock, percent of total outstanding stock |
2.30%
|
|
|
|
| Stock options, weighted average grant date fair value |
$ 3.48
|
$ 3.78
|
$ 7.15
|
|
| Long-Term Incentive Plan, 2014 [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
| Long-term incentive plan, shares available for future grant |
11,500,000
|
|
|
|
| Stock Awards [Member] | Long-Term Incentive Plan, 2014 [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
| Long-term incentive plan, shares reserved for future grants |
|
|
|
16,000,000
|
| Stock Option Award [Member] | Long-Term Incentive Plan, 2014 [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
| Long-term incentive plan, shares reserved for future grants |
|
|
|
32,000,000
|
| Stock Options [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
| Unrecognized compensation expense |
$ 11
|
|
|
|
| Weighted average period over which unrecognized compensation is expected to be recognized (years) |
2 years
|
|
|
|