Fair Value Measurement - Summary of Fair Value Measurement Inputs and Valuation Techniques (Detail)	Dec. 31, 2025	Dec. 31, 2024
Measurement Input, Discount Rate [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.13	0.116
Measurement Input, Probability of the Milestone [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.05	0.05
Contingent Consideration Liabilities - Related Parties \| Measurement Input, Discount Rate [Member] \| Valuation Technique, Discounted Cash Flow [Member] \| Minimum [Member] \| DemeRx [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.124	0.117
Contingent Consideration Liabilities - Related Parties \| Measurement Input, Discount Rate [Member] \| Valuation Technique, Discounted Cash Flow [Member] \| Maximum [Member] \| DemeRx [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.126	0.118
Contingent Consideration Liabilities - Related Parties \| Measurement Input, Probability of the Milestone [Member] \| Valuation Technique, Discounted Cash Flow [Member] \| Minimum [Member] \| DemeRx [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.04	0.04
Contingent Consideration Liabilities - Related Parties \| Measurement Input, Probability of the Milestone [Member] \| Valuation Technique, Discounted Cash Flow [Member] \| Maximum [Member] \| DemeRx [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.05	0.05