Cash, Cash Equivalents and Investments - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Cash and Cash Equivalents [Line Items]
Equity Investment without Readily Determinable Fair Value	$ 36	$ 34
Impairment on non-marketable equity investments without readily determinable fair value	0	0	$ 0
Proceeds on sale, maturity or distribution from long-term investments	0	0	35
Return of capital on Limited Partnership Investments			13
Realized gains (losses) on non-marketable equity investments without readily determinable fair value sold during the period			22
Debt Securities, Available-for-sale, Realized Gain (Loss)	0	0	$ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0	0
Equity Securities without Readily Determinable Fair Value, Impairment Loss, Cumulative Amount	$ 3	$ 3
Minimum
Cash and Cash Equivalents [Line Items]
Lease term	1 month
Maximum
Cash and Cash Equivalents [Line Items]
Lease term	2 years

Equity Investment without Readily Determinable Fair Value

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- Definition

Letters of Credit, Lease Term

+ References

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- Definition

The cash inflow associated with the aggregate amount received by the entity through sale or maturity of long-term marketable securities (trading, held-to-maturity, or available-for-sale) and other investments during the period.

+ References

No definition available.

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- Definition

Realized gains (losses) on non-marketable equity investments without readily determinable fair value sold during the period

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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- Definition

Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
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-Publisher FASB
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- Definition

Amount of impairment loss on investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
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-Publisher FASB
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- Definition

Amount of cumulative impairment loss on investment in equity security without readily determinable fair value.

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- Definition

Cash inflow received as distributions, returns of capital, or sale proceeds from partnership interests held for investment purposes.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-12

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