Convertible Senior Notes - Carrying Value of Convertible Senior Notes (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 14, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total convertible senior notes	$ 69,452		$ 284,615
Total convertible senior notes	510,143		0
0.375% Convertible Senior Notes due 2024
Debt Instrument [Line Items]
Principal amount	69,700	$ 217,700	287,470
Unamortized debt issuance costs	(248)		(2,855)
Total convertible senior notes	69,452		284,615
1.00% Convertible Senior Notes due 2028
Debt Instrument [Line Items]
Principal amount	600,000	$ 309,900	0
Unamortized debt discount	(81,457)		0
Unamortized debt issuance costs	(8,400)		0
Total convertible senior notes	$ 510,143		$ 0