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Convertible Senior Notes - Schedule of Interest Expense (Detail) - 0.375% Convertible Senior Notes Due 2025 [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Debt Instrument [Line Items]
Contractual interest expense	$ 431	$ 431
Amortization of issuance costs	484	481
Total interest expense	$ 915	$ 912

X

- Definition

Amount of amortization expense attributable to debt issuance costs.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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