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

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Percentage of principal amount of debt redeemed.

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Face (par) amount of the original debt instrument that was repurchased.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
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The cash inflow from a borrowing supported by a written promise to pay an obligation.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Debt Instrument, Redemption Price, Accrued and Unpaid Interest

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Debt Instrument, Spot Rate

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Refers to number of tranches during the period.

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Borrowings - note issuances (Details) £ in Millions, $ in Millions	Aug. 30, 2017 USD ($)	Aug. 30, 2017 GBP (£)	Jun. 05, 2017 USD ($)	Jun. 01, 2016 USD ($) tranche	May 18, 2016 USD ($)	Aug. 31, 2017 $ / £	Aug. 28, 2017 USD ($)
Floating Rate Notes Due 2016
Long-Term Debt [Abstract]
Repayments of debt					$ 750
1.750% unsecured notes due 2017
Long-Term Debt [Abstract]
Stated interest rate (as a percent)						1.75%
Total $6.0 billion debt issuance
Long-Term Debt [Abstract]
Net proceeds from notes payable				$ 6,000
Number of tranches \| tranche				5
Total issuance costs				$ 30
Percentage of principal amount of fixed rate notes can be redeemed			101.00%
Redemption price, accrued and unpaid interest			$ 1
Unsecured Debt \| 1.750% unsecured notes due 2017
Long-Term Debt [Abstract]
Debt redemption, amount							$ 750
Stated interest rate (as a percent)							1.75%
Term Loan
Long-Term Debt [Abstract]
Repayments of debt	$ 1,830	£ 1,410
Spot rate (in usd per gbp) \| $ / £						1.295