Earnings/(Loss) per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |
3 Months Ended | |
|---|---|---|
May 04, 2019 |
May 05, 2018 |
|
| Earnings Per Share [Abstract] | ||
| Net income/(loss) | $ (154) | $ (78) |
| Weighted average common shares outstanding (basic shares) | 317.7 | 313.9 |
| Weighted average shares assuming dilution (diluted shares) | 317.7 | 313.9 |
| Basic (in dollars per share) | $ (0.48) | $ (0.25) |
| Diluted (in dollars per share) | $ (0.48) | $ (0.25) |
| Stock options, restricted stock awards and warrant | 22.5 | 29.3 |