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Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Sep. 03, 2020 | Aug. 29, 2019 | Aug. 30, 2018
Income Tax Disclosure [Abstract] |  |  |
Measurement period benefit, net of uncertain tax positions |  | $ 47 |
Provisional benefit for release of valuation allowance on net deferred tax assets of US operations |  |  | $ 1,340
Provision for Repatriation Tax, net of adjustments related to uncertain tax positions |  |  | 1,030
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |  |
U.S. federal income tax (provision) benefit at statutory rate | $ (626) | (1,480) | (3,677)
Change in unrecognized tax benefits | (33) | (59) | 60
Change in valuation allowance | (20) | (40) | 2,079
U.S. tax on foreign operations | (14) | (327) | (20)
Foreign tax rate differential | 253 | 993 | 2,606
Foreign derived intangible income deduction | 67 | 0 | 0
Research and development tax credits | 62 | 92 | 67
State taxes, net of federal benefit | 23 | 102 | (84)
Repatriation Tax related to the Tax Act | 0 | (10) | (1,049)
Remeasurement of deferred tax assets and liabilities related to the Tax Act | 0 | 0 | (179)
Other | 8 | 36 | 29
Income tax (provision) benefit | $ (280) | $ (693) | $ (168)
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |  |
U.S. federal statutory rate (percent) | 21.00% | 21.00% | 25.70%
Unrecognized tax benefits (percent) | 1.10% | 0.80% | (0.40%)
Change in valuation allowance (percent) | 0.70% | 0.60% | (14.50%)
U.S. tax on foreign operations (percent) | 0.50% | 4.60% | 0.10%
Foreign tax rate differential (percent) | (8.50%) | (14.10%) | (18.20%)
Foreign derived intangible income (percent) | (2.20%) | 0.00% | 0.00%
Research and development tax credits (percent) | (2.10%) | (1.30%) | (0.50%)
State taxes, net of federal benefit (percent) | (0.80%) | (1.40%) | 0.60%
Repatriation Tax related to the Tax Act (percent) | 0 | 0.001 | 0.073
Remeasurement of deferred tax assets and liabilities related to the Tax Act (percent) | 0.00% | 0.00% | 1.30%
Other (percent) | (0.30%) | (0.50%) | (0.20%)
Effective tax rate (percent) | 9.40% | 9.80% | 1.20%

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