Basis of Presentation and Significant Accounting Policies - Summary of Percentage of the Company's Total Net Product Revenue (Detail) - Revenue Benchmark [Member] - Customer Concentration Risk [Member] |
3 Months Ended | |
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Mar. 31, 2026 |
Mar. 31, 2025 |
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| Customer A [Member] | ||
| Concentration Risk [Line Items] | ||
| Concentration risk, percentage | 90.10% | 74.00% |
| Customer [Member] | ||
| Concentration Risk [Line Items] | ||
| Concentration risk, percentage | 90.10% | 74.00% |
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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/2009/role/commonPracticeRef
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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