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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] $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($)
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	96
Foreign currency remeasurement recognized in other expense, net	(330)
Unrealized loss recognized in other comprehensive loss	(726)
Fair value of Convertible Loan at March 31	6,200
Amortized cost basis of Neo Medical Convertible Loan at March 31	$ 5,045

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Fair value measurement with unobservable inputs reconciliation recurring basis foreign currency remeasurement recognized in other income expense.

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Fair value measurement with unobservable inputs reconciliation recurring basis Interest recognized in interest income, net.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).

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Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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