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Stock-Based Compensation Plans - Summary of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions | 4 Months Ended | 12 Months Ended | 20 Months Ended
--- | --- | --- | ---
Dec. 31, 2017 | Sep. 01, 2019 | Sep. 02, 2018 | Sep. 03, 2017 | Sep. 01, 2019
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent |  | 21.00% | 25.60% | 35.00% | 21.00%
Total stock-based compensation expense before income taxes |  | $ 595 | $ 544 | $ 514 |
Less income tax benefit |  | (128) | (116) | (167) |
Total stock-based compensation expense, net of income taxes |  | $ 467 | $ 428 | $ 347 |
Scenario, Plan [Member] |  |  |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 35.00% |  |  |  |

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