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Stockholders' Equity (Common Stock Repurchase Program) (Details) (USD $)
In Millions, unless otherwise specified |
9 Months Ended | 3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|---|
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Oct. 29, 2011
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Oct. 29, 2011
Common Stock [Member]
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Oct. 29, 2011
Additional Paid-in Capital [Member]
|
Oct. 29, 2011
Reinvested Earnings [Member]
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Jul. 30, 2011
Common Stock Repurchase Program [Member]
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Apr. 30, 2011
Common Stock Repurchase Program [Member]
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Jul. 30, 2011
Common Stock Repurchase Program [Member]
|
|
| Stock Repurchased and Retired, Value | $ 900 | $ 12 | $ 404 | $ 484 | $ 113 | $ 787 | $ 900 |
| Stock Repurchased and Retired, Shares | 24 | 3 | 21 | ||||
| Share Repurchase Program, Average Share Price | 36.98 | ||||||