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Debt (Carrying Value and Estimated Fair Value of Company's Long-term Debt) (Details) - USD ($) $ in Millions		8 Months Ended
	Apr. 16, 2020	May 10, 2020	Sep. 01, 2019
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 9,149	$ 6,852
Less unamortized debt discounts and issuance costs, Net		54	29
Current portion of long-term debt		1,497	1,699
Long-term debt, excluding current portion		7,598	5,124
Total long-term debt, fair value		9,320	6,997
Proceeds from Issuance of Unsecured Debt	$ 4,000
1.7% Senior Notes Due December 2019
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 0	1,200
Debt instrument, interest rate, stated percentage		1.70%
Debt instrument, maturity date		Dec. 15, 2019
1.75% Senior Notes Due February 2020
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 0	500
Debt instrument, interest rate, stated percentage		1.75%
Debt instrument, maturity date		Feb. 15, 2020
2.15% Senior Notes Due May 2021
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 1,000	1,000
Debt instrument, interest rate, stated percentage		2.15%
Debt instrument, maturity date		May 18, 2021
2.25% Senior Notes Due February 2022
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 500	500
Debt instrument, interest rate, stated percentage		2.25%
Debt instrument, maturity date		Feb. 15, 2022
2.30% Senior Notes Due May 2022
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 800	800
Debt instrument, interest rate, stated percentage		2.30%
Debt instrument, maturity date		May 18, 2022
2.75% Senior Notes Due May 2024
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 1,000	1,000
Debt instrument, interest rate, stated percentage		2.75%
Debt instrument, maturity date		May 18, 2024
3.00% Senior Notes Due May 2027
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 1,000	1,000
Debt instrument, interest rate, stated percentage		3.00%
Debt instrument, maturity date		May 18, 2027
1.375% Senior Notes Due June 2027
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 1,250	0
Debt instrument, interest rate, stated percentage		1.375%
Debt instrument, maturity date		Jun. 20, 2027
1.60% Senior Notes Due April 2030
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 1,750	0
Debt instrument, interest rate, stated percentage		1.60%
Debt instrument, maturity date		Apr. 20, 2030
1.750% Senior Notes Due April 2032
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 1,000	0
Debt instrument, interest rate, stated percentage		1.75%
Debt instrument, maturity date		Apr. 20, 2032
Other Long-term Debt
Debt Instrument [Line Items]
Total long-term debt, Face value		$ 849	$ 852