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Long-Term Debt and Financing Arrangements - Schedule of Notes (Detail) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Convertible senior notes, net of discount and current portion	$ 452,082	$ 449,939
Convertible Debt [Member]
Debt Instrument [Line Items]
Principal amount	459,996	459,996
Debt discount, net of accretion	(7,914)	(10,057)
Net of current portion	$ 459,996	$ 459,996

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt, excluding current portion. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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