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Retirement Plans (Estimated Pension Plan Benefit Payments) (Details) (Pension Plan [Member], USD $)
In Millions, unless otherwise specified |
Jan. 28, 2012
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Pension Plan [Member]
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| 2012 | $ 251 |
| 2013 | 244 |
| 2014 | 244 |
| 2015 | 245 |
| 2016 | 254 |
| 2017-2021 | $ 1,292 |
| X | ||||||||||
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- Definition
The amount of the aggregate benefits expected to be paid in the five fiscal years thereafter (the aggregate amount of benefits expected to be paid in years 6 through 10 after the date of the latest statement of financial position). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the benefits expected to be paid in Year 5. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the benefits expected to be paid in Year 4. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the benefits expected to be paid in Year 1. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the benefits expected to be paid in Year 3. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the benefits expected to be paid in Year 2. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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