Face (par) amount of debt instrument at time of issuance.

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- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Fair value of the amount outstanding under the credit facility.

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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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No definition available.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

The cash inflow from a borrowing supported by a written promise to pay an obligation.

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Indebtedness divided by net capital.

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Weighted average interest rate of short-term debt outstanding calculated at point in time.

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For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.

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Debt Instrument, Redemption Price, Accrued and Unpaid Interest

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Number of Tranches

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Debt - narrative (Details)			12 Months Ended
Debt - narrative (Details)	Jun. 05, 2017 USD ($)	Jun. 01, 2016 USD ($) tranche	Aug. 31, 2018 USD ($)	Aug. 31, 2017 USD ($)	Aug. 31, 2016 USD ($)	Aug. 29, 2018 USD ($)	Mar. 31, 2018 USD ($)	Aug. 24, 2017 USD ($)	Feb. 01, 2017 USD ($)
Line of Credit Facility [Line Items]
Proceeds from notes payable		$ 6,000,000,000
Number of tranches \| tranche		5
Redemption price, percentage of principal amount redeemed	101.00%
Redemption price, accrued and unpaid interest	$ 1,000,000
Interest paid, net of capitalized interest			$ 577,000,000	$ 643,000,000	$ 580,000,000
Commercial Paper
Line of Credit Facility [Line Items]
Average daily short-term borrowings			$ 1,400,000,000
Weighted-average interest rate			2.11%
Maximum
Line of Credit Facility [Line Items]
Debt to total capitalization ratio			0.60
Term Loan \| February 2017 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity									$ 1,000,000,000.0
Borrowings outstanding			$ 0
Term Loan \| August 2017 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity								$ 1,000,000,000.0
Borrowings outstanding			0
Term Loan \| 2017 Term Loan Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity								$ 1,000,000,000.0
Borrowings outstanding			$ 1,000,000,000
Revolving Credit Facility \| March 2018 Revolving Credit Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity							$ 350,000,000
Revolving Credit Facility \| 2018 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Face amount						$ 3,500,000,000.0
Letter of Credit \| 2018 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Face amount						$ 500,000,000