Investments and Other Assets - Additional Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
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| Schedule of Equity Method Investments [Line Items] | |||
| Change in fair value of investments, net | $ (904) | $ (2,125) | $ 0 |
| Kyverna Therapeutics Inc [Member] | |||
| Schedule of Equity Method Investments [Line Items] | |||
| Investment Owned, Balance, Principal Amount | 10,100 | $ 11,000 | |
| Change in fair value of investments, net | 900 | $ 2,100 | |
| AvenCell [Member] | |||
| Schedule of Equity Method Investments [Line Items] | |||
| Investment Owned, Fair Value | 7,900 | ||
| Sparing Vision [Member] | |||
| Schedule of Equity Method Investments [Line Items] | |||
| Investment Owned, Fair Value | $ 3,500 | ||
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- Definition Fair value of investment in security owned. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of principal of investment owned. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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