Cash, Cash Equivalents and Investments - Components of Cash, Cash Equivalents and Investments (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended |
Aug. 31, 2024 | Aug. 31, 2024 | Feb. 29, 2024 |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | $ 268 | | $ 268 | | $ 302 | |
Unrealized Gains | | | 7 | | 6 | |
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount | 0 | | 1 | | | |
Unrealized Losses | | | (10) | | (10) | |
Fair Value | 265 | | 265 | | 298 | |
Cash and cash equivalents (note 2) | 171 | | 171 | | 175 | |
Short-term Investments | 40 | | 40 | | 62 | |
Long-term investments (note 2) | 37 | | 37 | | 36 | |
Restricted Cash and Cash Equivalents | 17 | | 17 | | 25 | |
Bank balances | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 65 | | 65 | | 96 | |
Unrealized Gains | | | 0 | | 0 | |
Unrealized Losses | | | 0 | | 0 | |
Fair Value | 65 | | 65 | | 96 | |
Cash and cash equivalents (note 2) | 65 | | 65 | | 96 | |
Short-term Investments | 0 | | 0 | | 0 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Other investments | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 28 | [1] | 28 | [1] | 30 | [2] |
Unrealized Gains | | | 6 | | 6 | |
Unrealized Losses | | | 0 | | 0 | |
Fair Value | 34 | | 34 | | 36 | |
Cash and cash equivalents (note 2) | 0 | | 0 | | 0 | |
Short-term Investments | 0 | | 0 | | 0 | |
Long-term investments (note 2) | 34 | | 34 | | 36 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Bank Balances and Other Investments [Domain] | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 93 | | 93 | | 126 | |
Unrealized Gains | | | 6 | | 6 | |
Unrealized Losses | | | 0 | | 0 | |
Fair Value | 99 | | 99 | | 132 | |
Cash and cash equivalents (note 2) | 65 | | 65 | | 96 | |
Short-term Investments | 0 | | 0 | | 0 | |
Long-term investments (note 2) | 34 | | 34 | | 36 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Level 1: | Equity securities | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 10 | | 10 | | 10 | |
Equity Securities, FV-NI, Unrealized Gain | | | 0 | | 0 | |
Equity Securities, FV-NI, Unrealized Loss | | | (10) | | (10) | |
Fair Value | 0 | | 0 | | 0 | |
Cash and cash equivalents (note 2) | 0 | | 0 | | 0 | |
Short-term Investments | 0 | | 0 | | 0 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Level 2: | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 163 | | 163 | | 166 | |
Debt Securities, Available-for-Sale, Unrealized Gain | | | 0 | | 0 | |
Debt Securities, Available-for-Sale, Unrealized Loss | | | 0 | | 0 | |
Fair Value | 163 | | 163 | | 166 | |
Cash and cash equivalents (note 2) | 106 | | 106 | | 79 | |
Short-term Investments | 40 | | 40 | | 62 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 17 | | 17 | | 25 | |
Level 2: | Term deposits, and certificates of deposits | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 23 | | 23 | | 21 | |
Debt Securities, Available-for-Sale, Unrealized Gain | | | 0 | | 0 | |
Debt Securities, Available-for-Sale, Unrealized Loss | | | 0 | | 0 | |
Fair Value | 23 | | 23 | | 21 | |
Cash and cash equivalents (note 2) | 10 | | 10 | | 0 | |
Short-term Investments | 0 | | 0 | | 0 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 13 | | 13 | | 21 | |
Level 2: | Bearer deposit notes | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 31 | | 31 | | 53 | |
Debt Securities, Available-for-Sale, Unrealized Gain | | | 0 | | 0 | |
Debt Securities, Available-for-Sale, Unrealized Loss | | | 0 | | 0 | |
Fair Value | 31 | | 31 | | 53 | |
Cash and cash equivalents (note 2) | 29 | | 29 | | 28 | |
Short-term Investments | 2 | | 2 | | 25 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Level 2: | Commercial paper | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 44 | | 44 | | 47 | |
Debt Securities, Available-for-Sale, Unrealized Gain | | | 0 | | 0 | |
Debt Securities, Available-for-Sale, Unrealized Loss | | | 0 | | 0 | |
Fair Value | 44 | | 44 | | 47 | |
Cash and cash equivalents (note 2) | 18 | | 18 | | 15 | |
Short-term Investments | 26 | | 26 | | 32 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Level 2: | Non-U.S. promissory notes | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 42 | | 42 | | 35 | |
Debt Securities, Available-for-Sale, Unrealized Gain | | | 0 | | 0 | |
Debt Securities, Available-for-Sale, Unrealized Loss | | | 0 | | 0 | |
Fair Value | 42 | | 42 | | 35 | |
Cash and cash equivalents (note 2) | 30 | | 30 | | 30 | |
Short-term Investments | 12 | | 12 | | 5 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 0 | | 0 | | 0 | |
Level 2: | U.S. treasury bills | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 23 | | 23 | | 10 | |
Unrealized Gains | | | 0 | | 0 | |
Unrealized Losses | | | 0 | | 0 | |
Fair Value | 23 | | 23 | | 10 | |
Cash and cash equivalents (note 2) | 19 | | 19 | | 6 | |
Short-term Investments | 0 | | 0 | | 0 | |
Long-term investments (note 2) | 0 | | 0 | | 0 | |
Restricted Cash and Cash Equivalents | 4 | | 4 | | $ 4 | |
Level 3: | Other investments | | | | | | |
Cash, Cash Equivalents and Investments [Line Items] | | | | | | |
Cost Basis | 2 | | 2 | | | |
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount | | | 1 | | | |
Unrealized Losses | | | 0 | | | |
Fair Value | 3 | | 3 | | | |
Cash and cash equivalents (note 2) | 0 | | 0 | | | |
Short-term Investments | 0 | | 0 | | | |
Long-term investments (note 2) | 3 | | 3 | | | |
Restricted Cash and Cash Equivalents | $ 0 | | $ 0 | | | |
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[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. |