Fair Value of Financial Instruments (Tables)
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9 Months Ended |
Apr. 30, 2026 |
| Fair Value Disclosures [Abstract] |
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| Schedule of Available-for-sale Securities Reconciliation |
Available-for-sale investments within cash equivalents and investments consist of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | April 30, 2026 | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Estimated Fair Value | | Asset-backed securities | $ | 85,115 | | | $ | 59 | | | $ | (99) | | | $ | 85,075 | | | Certificates of deposit | 56,450 | | | — | | | — | | | 56,450 | | | Commercial paper | 57,607 | | | — | | | — | | | 57,607 | | | Corporate bonds | 468,898 | | | 631 | | | (651) | | | 468,878 | | | Foreign government bonds | 1,820 | | | — | | | — | | | 1,820 | | | Money market funds | 162,494 | | | — | | | — | | | 162,494 | | | U.S. Government agency securities | 86,182 | | | 20 | | | (155) | | | 86,047 | | | U.S. Government bonds | 97,273 | | | 37 | | | (272) | | | 97,038 | | | Total | $ | 1,015,839 | | | $ | 747 | | | $ | (1,177) | | | $ | 1,015,410 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | July 31, 2025 | | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Estimated Fair Value | | | Asset-backed securities | $ | 69,405 | | | $ | 69 | | | $ | (17) | | | $ | 69,457 | | | | Certificates of deposit | 80,970 | | | — | | | — | | | 80,970 | | | | Commercial paper | 130,628 | | | — | | | — | | | 130,628 | | | | Corporate bonds | 424,791 | | | 545 | | | (138) | | | 425,198 | | | | Foreign government bonds | 1,820 | | | 11 | | | — | | | 1,831 | | | | Money market funds | 488,854 | | | — | | | — | | | 488,854 | | | | U.S. Government agency securities | 66,184 | | | 15 | | | (70) | | | 66,129 | | | | U.S. Government bonds | 64,187 | | | 36 | | | (39) | | | 64,184 | | | | Total | $ | 1,326,839 | | | $ | 676 | | | $ | (264) | | | $ | 1,327,251 | | |
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| Investments Classified by Contractual Maturity Date |
The following table summarizes the contractual maturities of the Company’s available-for-sale investments measured at fair value (in thousands): | | | | | | | | | | | | | | | | | | | April 30, 2026 | | Less Than 12 Months | | 12 Months or Greater | | Total | | Asset-backed securities | $ | 14,715 | | | $ | 70,360 | | | $ | 85,075 | | | Certificates of deposit | 56,450 | | | — | | | 56,450 | | | Commercial paper | 57,607 | | | — | | | 57,607 | | | Corporate bonds | 279,650 | | | 189,228 | | | 468,878 | | | Foreign government bonds | 1,820 | | | — | | | 1,820 | | | Money market funds | 162,494 | | | — | | | 162,494 | | | U.S. Government agency securities | 7,969 | | | 78,078 | | | 86,047 | | | U.S. Government bonds | 37,437 | | | 59,601 | | | 97,038 | | | | | | | | | | | | | | | Total | $ | 618,142 | | | $ | 397,267 | | | $ | 1,015,410 | |
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| Fair Value, Assets Measured on Recurring Basis |
The following tables summarize the Company’s available-for-sale investments measured at fair value, by level within the fair value hierarchy (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | April 30, 2026 | | Level 1 | | Level 2 | | Level 3 | | Total | | Cash equivalents: | | | | | | | | | Commercial paper | $ | — | | | $ | 749 | | | $ | — | | | $ | 749 | | | | | | | | | | | Money market funds | 162,494 | | | — | | | — | | | 162,494 | | | Total cash equivalents | 162,494 | | | 749 | | | — | | | 163,243 | | | Short-term investments: | | | | | | | | | Asset-backed securities | — | | | 14,715 | | | — | | | 14,715 | | | Certificates of deposit | — | | | 56,450 | | | — | | | 56,450 | | | Commercial paper | — | | | 56,858 | | | — | | | 56,858 | | | Corporate bonds | — | | | 279,650 | | | — | | | 279,650 | | | Foreign government bonds | — | | | 1,820 | | | — | | | 1,820 | | | U.S. Government agency securities | — | | | 7,969 | | | — | | | 7,969 | | | U.S. Government bonds | — | | | 37,437 | | | — | | | 37,437 | | | | | | | | | | | Total short-term investments | — | | | 454,900 | | | — | | | 454,900 | | | Long-term investments: | | | | | | | | | Asset-backed securities | — | | | 70,360 | | | — | | | 70,360 | | | Corporate bonds | — | | | 189,228 | | | — | | | 189,228 | | | | | | | | | | | U.S. Government agency securities | — | | | 78,078 | | | — | | | 78,078 | | | U.S. Government bonds | — | | | 59,601 | | | — | | | 59,601 | | | Total long-term investments | — | | | 397,267 | | | — | | | 397,267 | | | Total | $ | 162,494 | | | $ | 852,916 | | | $ | — | | | $ | 1,015,410 | |
| | | | | | | | | | | | | | | | | | | | | | | | | July 31, 2025 | | Level 1 | | Level 2 | | Level 3 | | Total | | Cash equivalents: | | | | | | | | | Commercial paper | $ | — | | | $ | 53,102 | | | $ | — | | | $ | 53,102 | | | Money market funds | 488,854 | | | — | | | — | | | 488,854 | | | Total cash equivalents | 488,854 | | | 53,102 | | | — | | | 541,956 | | | Short-term investments: | | | | | | | | | Asset-backed securities | — | | | 11,393 | | | — | | | 11,393 | | | Certificates of deposit | — | | | 80,970 | | | — | | | 80,970 | | | Commercial paper | — | | | 77,526 | | | — | | | 77,526 | | | Corporate bonds | — | | | 220,890 | | | — | | | 220,890 | | | Foreign government bonds | — | | | 1,831 | | | — | | | 1,831 | | | U.S. Government agency securities | — | | | 13,188 | | | — | | | 13,188 | | | U.S. Government bonds | — | | | 45,743 | | | — | | | 45,743 | | | Total short-term investments | — | | | 451,541 | | | — | | | 451,541 | | | Long-term investments: | | | | | | | | | Asset-backed securities | — | | | 58,064 | | | — | | | 58,064 | | | Corporate bonds | — | | | 204,308 | | | — | | | 204,308 | | | U.S. Government agency securities | — | | | 52,941 | | | — | | | 52,941 | | | U.S. Government bonds | — | | | 18,441 | | | — | | | 18,441 | | | Total long-term investments | — | | | 333,754 | | | — | | | 333,754 | | | Total | $ | 488,854 | | | $ | 838,397 | | | $ | — | | | $ | 1,327,251 | |
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| Unrealized Gain (Loss) on Investments |
The following table summarizes the unrealized and realized gains (losses) on strategic investments (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | | | April 30, | | April 30, | | | | 2026 | | 2025 | | 2026 | | 2025 | | Unrealized gains (losses), net, recognized on privately held equity securities measured using net asset value | | $ | (13) | | | $ | (103) | | | $ | (58) | | | $ | (341) | | | | Unrealized gains (losses) recognized on strategic investments using the measurement alternative | | 611 | | | — | | | 611 | | | — | | | | | | | | | | | | | | | | | | | | | | | Unrealized gains (losses), net | | 599 | | | (103) | | | 554 | | | (341) | | | Realized gains (losses), net on sales of strategic investments | | 632 | | | — | | | 632 | | | 3,671 | | | | Gains (losses) on strategic investments, net | | $ | 1,231 | | | $ | (103) | | | $ | 1,186 | | | $ | 3,330 | | |
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| Equity Method Investments |
The following table summarizes the carrying amount of the Company’s strategic investments (in thousands): | | | | | | | | | | | | | April 30, 2026 | | July 31, 2025 | Equity investments using the measurement alternative | $ | 33,315 | | | $ | 18,263 | | Equity investment using net asset value | $ | 1,724 | | | $ | 1,781 | |
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