Fair Value Measurements and Investments - Schedule of Reconciliation For Contingent Consideration Measured At Fair Value Using Significant Unobservable Inputs (Level 3) (Detail) - Neo Medical [Member] - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Fair value of convertible loans beginning balance	$ 7,148	$ 7,160
Interest recognized in interest income, net	112	96
Foreign currency remeasurement recognized in other expense, net	(69)	(330)
Unrealized loss recognized in other comprehensive income (loss)	(740)	(726)
Conversion of loan into preferred equity securities	(671)
Fair value of convertible loans ending balance	5,780	6,200
Amortized cost basis of Neo Medical Convertible Loan at March 31	$ 5,581	$ 5,045