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Stockholders' Equity (Common Stock) (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified |
0 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
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Oct. 01, 2013
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Jan. 31, 2015
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Feb. 01, 2014
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Feb. 02, 2013
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Jan. 27, 2014
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| Schedule of Capitalization, Equity [Line Items] | |||||
| Common stock Issued, par value per share | $ 0.50 | $ 0.50 | $ 0.5 | $ 0.50 | |
| Sale of Common Stock, Price Per Share | $ 9.65 | ||||
| Net proceeds from common stock issued | $ 786 | $ 0 | $ 786 | $ 0 | |
| Payments of Stock Issuance Costs | $ 24 | ||||
| Shares held in 401(k) plan, including ESOP | 14 | ||||
| Percent of shares held in 401(k) plan, including ESOP | 4.00% | ||||
| Common Stock, Dividends, Per Share, Cash Paid | $ 0 | $ 0 | $ 0.20 | ||
| Common stock issued | 84 | ||||