Income Taxes (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Feb. 28, 2019	Mar. 01, 2018	Feb. 28, 2019	Mar. 01, 2018
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Income tax (provision) benefit, excluding items below	$ (216)	$ 5	$ (594)	$ (83)
Utilization of and other changes in net deferred tax assets of MMJ, MMT, and MTTW	(78)	(17)	(130)	(43)
Repatriation Tax, net of adjustments related to uncertain tax positions	14	(1,335)	(33)	(1,335)
Release of the valuation allowance on the net deferred tax assets of our U.S. operations	0	1,337	0	1,337
Remeasurement of deferred tax assets and liabilities reflecting the lower U.S. corporate tax rates	0	(133)	0	(133)
Income Tax Expense (Benefit)	(280)	(143)	(757)	(257)
Unrecognized Tax Benefits
Unrecognized income tax benefits	438		438
Tax benefit from incentive arrangements	$ 244	$ 436	$ 671	$ 827
Tax benefit per diluted share from incentive arrangements	$ 0.21	$ 0.35	$ 0.58	$ 0.67