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Fair Value Measurements - Schedule of Fair Value of Available-for-sale Marketable Securities by Remaining Contractual Maturities (Details) - Short-term Investments $ in Thousands	Jul. 31, 2025 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Due in one year or less	$ 244,469
Due in one to two years	208,864
Total available-for-sale securities	$ 453,333

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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