Fair Value Measurements (Estimated Fair Value Of Company Long Term Debt) (Details) - USD ($) $ in Millions |
Apr. 30, 2016 |
May. 02, 2015 |
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| Long-term debt | $ 7,113 | $ 8,020 |
| Carrying Amount | ||
| Long-term debt | 6,962 | 7,200 |
| Notional Amount | ||
| Long-term debt | $ 6,870 | $ 7,088 |
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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