Marketable Securities - Additional Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Dec. 31, 2025 |
Sep. 30, 2025 |
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| Schedule of Available-for-sale Securities [Line Items] | ||
| Fair Value | $ 204,467 | $ 156,566 |
| U.S. Treasury Notes [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Fair Value | 204,467 | $ 156,566 |
| Long Term Marketable Securities [Member] | U.S. Treasury Notes [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Fair Value | $ 56,055 | |
| Long Term Marketable Securities [Member] | Maximum [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Maturity period of the marketable securities | 2 years | |
| Long Term Marketable Securities [Member] | Minimum [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Maturity period of the marketable securities | 1 year | |
| Short Term Marketable Securities [Member] | Maximum [Member] | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Maturity period of the marketable securities | 1 year | 1 year |
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- Definition Description of period of maturity for investments classified as marketable securities. No definition available.
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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). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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