Fair Value Measurements and Investments - Schedule of Reconciliation For Contingent Consideration Measured At Fair Value Using Significant Unobservable Inputs (Level 3) (Detail) - Fair Value, Inputs, Level 3 [Member] $ in Thousands	9 Months Ended
	Sep. 30, 2021 USD ($)
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Unrealized loss recognized in other comprehensive income (loss)	$ (115)
Neo Medical [Member]
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Fair value of Convertible Loan at January 1	7,160
Interest recognized in interest income, net	305
Foreign currency remeasurement recognized in other expense, net	(270)
Fair value of Convertible Loan at September 30	7,080
Amortized cost basis of Neo Medical Convertible Loan at September 30	$ 5,314