Available-for-sale Securities - Schedule of unrealized positions of the Company's available-for-sale securities disaggregated by class of instrument (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Debt Securities, Available-for-Sale [Line Items] | ||
| Amortized cost | $ 484,725 | $ 51,335 |
| Gross unrealized gains | 27 | 140 |
| Gross unrealized losses | (769) | 0 |
| Fair value | 483,983 | 51,475 |
| US Treasury Securities [Member] | ||
| Debt Securities, Available-for-Sale [Line Items] | ||
| Amortized cost | 128,074 | 12,043 |
| Gross unrealized gains | 14 | 33 |
| Gross unrealized losses | (154) | 0 |
| Fair value | 127,934 | 12,076 |
| Corporate Debt Securities [Member] | ||
| Debt Securities, Available-for-Sale [Line Items] | ||
| Amortized cost | 356,651 | 39,292 |
| Gross unrealized gains | 13 | 107 |
| Gross unrealized losses | (615) | 0 |
| Fair value | $ 356,049 | $ 39,399 |
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- Definition Amortized cost 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/2003/role/disclosureRef
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- Definition Amount of unrealized gain on 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 Amount of unrealized loss on 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 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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