Debt - Loan Agreements and Other Borrowings (Details)			6 Months Ended
	Jun. 05, 2017 USD ($)	Jun. 01, 2016 USD ($) tranche	Feb. 28, 2018 USD ($)	Feb. 28, 2017 USD ($)	Jun. 01, 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			$ 281,000,000	$ 375,000,000
Revolving Credit Facility | August 2017 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity							$ 1,000,000,000
Borrowing outstanding			$ 0
Commercial paper
Line of Credit Facility [Line Items]
Average daily short-term borrowings				$ 1,200,000,000
Weighted-average interest rate				1.81%
Term Loan | Maximum
Line of Credit Facility [Line Items]
Debt to total capitalization ratio			0.60
Medium-term Notes | August 2017 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity						$ 1,000,000,000
Medium-term Notes | February 2017 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity						1,000,000,000
Borrowing outstanding			$ 50,000,000
Medium-term Notes | 2017 Term Loan Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity						$ 1,000,000,000
Borrowing outstanding			$ 400,000,000
Forecast | Revolving Credit Facility | August 2017 Revolving Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity					$ 500,000,000