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Fair Value Measurements - Fair and Carrying Value of Debt (Details) - USD ($) $ in Millions | Nov. 30, 2023 | Aug. 31, 2023
--- | --- | ---
Fair Value |  |
Fair Value of Notes Payable |  |
Notes (level 2) | $ 11,651 | $ 11,549
Carrying Value |  |
Fair Value of Notes Payable |  |
Notes (level 2) | $ 12,024 | $ 12,049

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