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Cash, Cash Equivalents and Investments - Components of Cash, Cash Equivalents and Investments (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2024 | Feb. 29, 2024
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | $ 286 |  | $ 302 |
Unrealized Gains | 7 |  | 6 |
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount | 1 |  |  |
Unrealized Losses | (10) |  | (10) |
Fair Value | 283 |  | 298 |
Cash and cash equivalents (note 2) | 143 |  | 175 |
Short-term Investments | 86 |  | 62 |
Long-term investments (note 2) | 37 |  | 36 |
Restricted Cash and Cash Equivalents | 17 |  | 25 |
Bank balances |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 92 |  | 96 |
Unrealized Gains | 0 |  | 0 |
Unrealized Losses | 0 |  | 0 |
Fair Value | 92 |  | 96 |
Cash and cash equivalents (note 2) | 92 |  | 96 |
Short-term Investments | 0 |  | 0 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Other investments |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 28 | [1] | 30 | [2]
Unrealized Gains | 6 |  | 6 |
Unrealized Losses | 0 |  | 0 |
Fair Value | 34 |  | 36 |
Cash and cash equivalents (note 2) | 0 |  | 0 |
Short-term Investments | 0 |  | 0 |
Long-term investments (note 2) | 34 |  | 36 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Bank Balances and Other Investments [Domain] |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 120 |  | 126 |
Unrealized Gains | 6 |  | 6 |
Unrealized Losses | 0 |  | 0 |
Fair Value | 126 |  | 132 |
Cash and cash equivalents (note 2) | 92 |  | 96 |
Short-term Investments | 0 |  | 0 |
Long-term investments (note 2) | 34 |  | 36 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Level 1: | Equity securities |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 10 |  | 10 |
Equity Securities, FV-NI, Unrealized Gain | 0 |  | 0 |
Equity Securities, FV-NI, Unrealized Loss | (10) |  | (10) |
Fair Value | 0 |  | 0 |
Cash and cash equivalents (note 2) | 0 |  | 0 |
Short-term Investments | 0 |  | 0 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Level 2: |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 154 |  | 166 |
Debt Securities, Available-for-Sale, Unrealized Gain | 0 |  | 0 |
Debt Securities, Available-for-Sale, Unrealized Loss | 0 |  | 0 |
Fair Value | 154 |  | 166 |
Cash and cash equivalents (note 2) | 51 |  | 79 |
Short-term Investments | 86 |  | 62 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 17 |  | 25 |
Level 2: | Term deposits, and certificates of deposits |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 13 |  | 21 |
Debt Securities, Available-for-Sale, Unrealized Gain | 0 |  | 0 |
Debt Securities, Available-for-Sale, Unrealized Loss | 0 |  | 0 |
Fair Value | 13 |  | 21 |
Cash and cash equivalents (note 2) | 0 |  | 0 |
Short-term Investments | 0 |  | 0 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 13 |  | 21 |
Level 2: | Bankers' acceptances/bearer deposit notes |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 12 |  | 53 |
Debt Securities, Available-for-Sale, Unrealized Gain | 0 |  | 0 |
Debt Securities, Available-for-Sale, Unrealized Loss | 0 |  | 0 |
Fair Value | 12 |  | 53 |
Cash and cash equivalents (note 2) | 12 |  | 28 |
Short-term Investments | 0 |  | 25 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Level 2: | Commercial paper |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 89 |  | 47 |
Debt Securities, Available-for-Sale, Unrealized Gain | 0 |  | 0 |
Debt Securities, Available-for-Sale, Unrealized Loss | 0 |  | 0 |
Fair Value | 89 |  | 47 |
Cash and cash equivalents (note 2) | 28 |  | 15 |
Short-term Investments | 61 |  | 32 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Level 2: | Non-U.S. promissory notes |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 26 |  | 35 |
Debt Securities, Available-for-Sale, Unrealized Gain | 0 |  | 0 |
Debt Securities, Available-for-Sale, Unrealized Loss | 0 |  | 0 |
Fair Value | 26 |  | 35 |
Cash and cash equivalents (note 2) | 11 |  | 30 |
Short-term Investments | 15 |  | 5 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 0 |  | 0 |
Level 2: | Non-U.S. treasury bills |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 4 |  |  |
Debt Securities, Available-for-Sale, Unrealized Gain | 0 |  |  |
Debt Securities, Available-for-Sale, Unrealized Loss | 0 |  |  |
Fair Value | 4 |  |  |
Cash and cash equivalents (note 2) | 0 |  |  |
Short-term Investments | 0 |  |  |
Long-term investments (note 2) | 0 |  |  |
Restricted Cash and Cash Equivalents | 4 |  |  |
Level 2: | U.S. treasury bills |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 10 |  | 10 |
Unrealized Gains | 0 |  | 0 |
Unrealized Losses | 0 |  | 0 |
Fair Value | 10 |  | 10 |
Cash and cash equivalents (note 2) | 0 |  | 6 |
Short-term Investments | 10 |  | 0 |
Long-term investments (note 2) | 0 |  | 0 |
Restricted Cash and Cash Equivalents | 0 |  | $ 4 |
Level 3: | Other investments |  |  |  |
Cash, Cash Equivalents and Investments [Line Items] |  |  |  |
Cost Basis | 2 |  |  |
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount | 1 |  |  |
Unrealized Losses | 0 |  |  |
Fair Value | 3 |  |  |
Cash and cash equivalents (note 2) | 0 |  |  |
Short-term Investments | 0 |  |  |
Long-term investments (note 2) | 3 |  |  |
Restricted Cash and Cash Equivalents | $ 0 |  |  |
[1] | Cost basis for other investments includes the effect of returns of capital and impairment.
[2] | Cost basis for other investments includes the effect of returns of capital and impairment.

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