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Fair Value Measurements and Investments - Schedule of Valuation Methodology and Unobservable Inputs for Level 3 Assets and Liabilities Measured at Fair Value (Detail) - Lattus Spine [Member] - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Contingent consideration $ 12,740  
Minimum [Member]    
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Counterparty discount rates 13.70%  
Revenue risk-adjusted discount rates 7.50%  
Maximum [Member]    
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Counterparty discount rates 14.30%  
Revenue risk-adjusted discount rates 8.20%  
Fair Value, Inputs, Level 3 [Member]    
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Contingent consideration estimated fair value $ 8,500  
Contingent consideration   $ 11,200
Increase (decrease) in fair value recognized in acquisition-related amortization and remeasurement 4,240 (1,300)
Contingent consideration estimated fair value at June 30 $ 12,740 $ 9,900