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Earnings/(Loss) per Share (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified |
0 Months Ended | 3 Months Ended | 9 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Oct. 01, 2013
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Nov. 01, 2014
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Nov. 02, 2013
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Nov. 01, 2014
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Nov. 02, 2013
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Feb. 01, 2014
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| Earnings Per Share [Abstract] | ||||||||||||
| Net income/(loss) | $ (188) | $ (489) | $ (712) | $ (1,423) | ||||||||
| Weighted average common shares outstanding (basic shares)(1) | 305.3 | [1] | 251.8 | [1] | 305.1 | [1] | 230.8 | [1] | ||||
| Weighted average shares assuming dilution (diluted shares) | 305.3 | 251.8 | 305.1 | 230.8 | ||||||||
| Basic (in dollars per share) | $ (0.62) | $ (1.94) | $ (2.33) | $ (6.17) | ||||||||
| Diluted (in dollars per share) | $ (0.62) | $ (1.94) | $ (2.33) | $ (6.17) | ||||||||
| Stock options, restricted stock awards and warrant | 26.9 | 23.9 | 26.1 | 24.6 | ||||||||
| Stock Issued During Period, Shares, New Issues | 84 | |||||||||||
| Common stock issued, par value per share | $ 0.50 | $ 0.50 | $ 0.5 | $ 0.50 | $ 0.5 | $ 0.50 | ||||||
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