Fair Value Measurements - Assets and Liabilities Carried at Fair Value and Measured on Recurring Basis (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 02, 2024	Dec. 31, 2023
2025 Notes [Member]
Liabilities:
Total Notes		$ 3,000
2026 Notes [Member]
Liabilities:
Total Notes		$ 410,600
Fair Value, Measurements, Recurring [Member]
Assets:
Total short-term investments	$ 77,705
Liabilities:
Total Notes	415,690
Total liabilities			$ 51,136
Fair Value, Measurements, Recurring [Member] \| 2025 Notes [Member]
Liabilities:
Total Notes	3,030
Fair Value, Measurements, Recurring [Member] \| 2026 Notes [Member]
Liabilities:
Total Notes	412,660
Fair Value, Measurements, Recurring [Member] \| Pooled Bond Funds [Member]
Assets:
Total short-term investments	77,705
Fair Value, Measurements, Recurring [Member] \| Contingent Consideration - Current [Member]
Liabilities:
Total liabilities			4,937
Fair Value, Measurements, Recurring [Member] \| Contingent Consideration - Non-current [Member]
Liabilities:
Total liabilities			46,199
Fair Value, Measurements, Recurring [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Assets:
Total short-term investments	0
Liabilities:
Total Notes	0
Total liabilities			0
Fair Value, Measurements, Recurring [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| 2025 Notes [Member]
Liabilities:
Total Notes	0
Fair Value, Measurements, Recurring [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| 2026 Notes [Member]
Liabilities:
Total Notes	0
Fair Value, Measurements, Recurring [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Pooled Bond Funds [Member]
Assets:
Total short-term investments	0
Fair Value, Measurements, Recurring [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Contingent Consideration - Current [Member]
Liabilities:
Total liabilities			0
Fair Value, Measurements, Recurring [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Contingent Consideration - Non-current [Member]
Liabilities:
Total liabilities			0
Fair Value, Measurements, Recurring [Member] \| Significant Other Observable Inputs (Level 2) [Member]
Assets:
Total short-term investments	77,705
Liabilities:
Total Notes	415,690
Total liabilities			0
Fair Value, Measurements, Recurring [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| 2025 Notes [Member]
Liabilities:
Total Notes	3,030
Fair Value, Measurements, Recurring [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| 2026 Notes [Member]
Liabilities:
Total Notes	412,660
Fair Value, Measurements, Recurring [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| Pooled Bond Funds [Member]
Assets:
Total short-term investments	77,705
Fair Value, Measurements, Recurring [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| Contingent Consideration - Current [Member]
Liabilities:
Total liabilities			0
Fair Value, Measurements, Recurring [Member] \| Significant Other Observable Inputs (Level 2) [Member] \| Contingent Consideration - Non-current [Member]
Liabilities:
Total liabilities			0
Fair Value, Measurements, Recurring [Member] \| Significant Unobservable Inputs (Level 3) [Member]
Assets:
Total short-term investments	0
Liabilities:
Total Notes	0
Total liabilities			51,136
Fair Value, Measurements, Recurring [Member] \| Significant Unobservable Inputs (Level 3) [Member] \| 2025 Notes [Member]
Liabilities:
Total Notes	0
Fair Value, Measurements, Recurring [Member] \| Significant Unobservable Inputs (Level 3) [Member] \| 2026 Notes [Member]
Liabilities:
Total Notes	0
Fair Value, Measurements, Recurring [Member] \| Significant Unobservable Inputs (Level 3) [Member] \| Pooled Bond Funds [Member]
Assets:
Total short-term investments	$ 0
Fair Value, Measurements, Recurring [Member] \| Significant Unobservable Inputs (Level 3) [Member] \| Contingent Consideration - Current [Member]
Liabilities:
Total liabilities			4,937
Fair Value, Measurements, Recurring [Member] \| Significant Unobservable Inputs (Level 3) [Member] \| Contingent Consideration - Non-current [Member]
Liabilities:
Total liabilities			$ 46,199