Summary of Significant Accounting Policies - Schedule of Investments in Held to Maturity Securities (Details) - USD ($) $ in Thousands |
Apr. 30, 2026 |
Jul. 31, 2025 |
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| Accounting Policies [Abstract] | ||
| Amortized Cost | $ 845,570 | $ 2,008,539 |
| Gross Unrealized Gains | 878 | 15,575 |
| Investment in held to maturity securities, fair value | $ 846,448 | $ 2,024,114 |
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- References No definition available.
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- Definition Amount, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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