Cash, Cash Equivalents and Investments - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
May 31, 2026	May 31, 2025	Feb. 28, 2026
Cash, Cash Equivalents and Investments [Line Items]
Investments that are communicated to the third party for consideration of reasonableness, threshold limit for fair values	0.50%
Equity Securities without Readily Determinable Fair Value, Amount	$ 57.8		$ 58.3
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount	0.0
Debt Securities, Available-for-sale, Realized Gain (Loss)	0.0	$ 0.0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	0.0		0.0
Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount	0.5	$ 0.0
Equity Securities without Readily Determinable Fair Value, Impairment Loss, Cumulative Amount	$ 5.8		$ 5.3
Minimum
Cash, Cash Equivalents and Investments [Line Items]
Letters of credit terms	1 month
Maximum
Cash, Cash Equivalents and Investments [Line Items]
Letters of credit terms	5 years

Investments That Are Communicated To Third Party For Consideration Of Reasonableness Threshold Limit For Fair Value

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- Definition

Letters of Credit, Lease Term

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Amount of 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 more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

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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

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

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- Definition

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

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

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- Definition

Amount of gain from upward price adjustment on investment in equity security without readily determinable fair value.

+ References

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