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Fair value of the amount outstanding under the credit facility.

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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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Indebtedness divided by net capital.

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Weighted average interest rate of short-term debt outstanding calculated over 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, Variable Percentage

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Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date. May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer, and after deducting unamortized discount or premiums and unamortized fair market value adjustments, if any.

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Debt - Narrative (Details) £ in Millions				3 Months Ended
Debt - Narrative (Details) £ in Millions	Nov. 17, 2021 USD ($)	Nov. 15, 2021 USD ($)	Dec. 23, 2020 USD ($)	Nov. 30, 2021 USD ($)	Nov. 30, 2020 USD ($)	Nov. 30, 2020 GBP (£)	Aug. 31, 2021 USD ($)	Aug. 29, 2018 USD ($)
Debt Instrument [Line Items]
Interest paid				$ 153,000,000	$ 234,000,000
Maximum
Debt Instrument [Line Items]
Debt to total capitalization ratio				0.60
Commercial paper
Debt Instrument [Line Items]
Average daily short-term borrowings				$ 712,000,000	$ 1,600,000,000
Weighted average interest rate				0.25%	0.63%	0.63%
Commercial paper \| Guarantor Subsidiaries \| Reportable Legal Entities
Debt Instrument [Line Items]
Average daily short-term borrowings					$ 401,000,000	£ 300
Weighted average interest rate					0.43%	0.43%
Unsecured Notes \| 0.9500% Notes Payable, Due 2023
Debt Instrument [Line Items]
Face amount	$ 850,000,000
Stated interest rate	0.95%			0.95%
Redemption percentage	100.00%
Redemption variable percentage	0.0010
Amount oustanding				$ 848,000,000			$ 0
Credit facilities
Debt Instrument [Line Items]
Amount oustanding				2,990,000,000			$ 0
Credit facilities \| Delayed Draw Term Loan \| Term Loan
Debt Instrument [Line Items]
Face amount		$ 5,000,000,000
Amount oustanding				3,000,000,000
Credit facilities \| Delayed Draw Term Loan Credit Facility, 364-Day Facility \| Term Loan
Debt Instrument [Line Items]
Face amount		$ 2,000,000,000
Debt term		364 days
Credit facilities \| Delayed Draw Term Loan Credit Facility, Two-Year Facility
Debt Instrument [Line Items]
Face amount		$ 2,000,000,000
Credit facilities \| Delayed Draw Term Loan Credit Facility, Three-Year Facility
Debt Instrument [Line Items]
Face amount		$ 1,000,000,000
Credit facilities \| 2020 Revolving Credit Agreement, 364-Day Facility
Debt Instrument [Line Items]
Debt term			364 days
Maximum borrowing capacity			$ 1,250,000,000
Credit facilities \| 2020 Revolving Credit Agreement, 18-Month Revolving Credit Facility
Debt Instrument [Line Items]
Debt term			18 months
Maximum borrowing capacity			$ 2,250,000,000
Borrowing outstanding				800,000,000
Credit facilities \| August 2018 Revolving Credit Agreement
Debt Instrument [Line Items]
Face amount								$ 3,500,000,000
Borrowing outstanding				$ 0
Credit facilities \| Term Loan \| Delayed Draw Term Loan Credit Facility, Two-Year Facility
Debt Instrument [Line Items]
Debt term		2 years
Credit facilities \| Term Loan \| Delayed Draw Term Loan Credit Facility, Three-Year Facility
Debt Instrument [Line Items]
Debt term		3 years
Bridge Loan \| 2020 Revolving Credit Agreement, 18-Month Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 350,000,000
Letter of Credit \| August 2018 Revolving Credit Agreement
Debt Instrument [Line Items]
Face amount								$ 500,000,000