Debt Extinguishment (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
May 01, 2022	May 01, 2022	May 02, 2021
Debt Instrument [Line Items]
Payments related to extinguishment of debt		$ 453	$ 0
2.50% Notes
Debt Instrument [Line Items]
Notes Payable, Current	$ 450	$ 450
Debt Instrument, Interest Rate, Stated Percentage	2.50%	2.50%
Payments related to extinguishment of debt	$ 453
Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost	(3)
Loss on extinguishment of debt	$ 4

Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

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Reflects the difference between the fair value of payments made to legally extinguish a debt and its carrying value at that time. This item excludes the write-off of amounts previously capitalized as debt issuance costs.

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Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.

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Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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