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Cash and Investments - Non-marketable Equity Investments (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Nov. 30, 2023 | Feb. 29, 2024 | Aug. 31, 2023
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |
Equity Securities without Readily Determinable Fair Value, Impairment Loss | $ 31 |  |
Fair Value, Inputs, Level 3 |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |
Equity Securities without Readily Determinable Fair Value |  | $ 189 | $ 218

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