Fair Value Measurements (Carrying Value And Fair Value Of Long-Term Debt, Disclosure) (Detail) - USD ($) $ in Millions |
May 05, 2018 |
Feb. 03, 2018 |
Apr. 29, 2017 |
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|---|---|---|---|---|---|
| Fair Value Measurements | |||||
| Principal Value | $ 5,750 | $ 5,750 | $ 5,750 | ||
| Fair Value (a) | [1] | $ 5,735 | $ 5,943 | $ 5,992 | |
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