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Convertible Senior Notes - Carrying Value of Convertible Senior Notes (Detail) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Carrying amount - Convertible Senior Notes due 2028, net	$ 542,213	$ 525,567
1.00% Convertible Senior Notes due 2028
Debt Instrument [Line Items]
Principal amount	600,000	600,000	$ 600,000
Unamortized debt discount	(52,726)	(67,712)
Unamortized debt issuance costs	(5,061)	(6,721)
Carrying amount - Convertible Senior Notes due 2028, net	$ 542,213	$ 525,567

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