Marketable Securities - Continuous Loss Position (Details) $ in Thousands |
Apr. 30, 2024
USD ($)
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| Debt Securities, Available-for-sale [Line Items] | |
| Estimated Fair Value | $ 83,939 |
| Gross Unrealized Losses | (343) |
| U.S. government securities | |
| Debt Securities, Available-for-sale [Line Items] | |
| Estimated Fair Value | 76,134 |
| Gross Unrealized Losses | (315) |
| Foreign securities | |
| Debt Securities, Available-for-sale [Line Items] | |
| Estimated Fair Value | 1,328 |
| Gross Unrealized Losses | (8) |
| Corporate debt securities | |
| Debt Securities, Available-for-sale [Line Items] | |
| Estimated Fair Value | 6,477 |
| Gross Unrealized Losses | $ (20) |
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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