Fair Value Measurement - Additional Information (Detail) - USD ($) $ in Thousands			3 Months Ended
	Dec. 14, 2023	Apr. 17, 2023	Mar. 31, 2024	Dec. 31, 2023	Jul. 31, 2019
0.375% Convertible Senior Notes due 2024
Summary Of Significant Accounting Policies [Line Items]
Principal amount					$ 287,500
Notes, frequency of periodic payment			semi-annually
Notes, carrying value			$ 69,500	$ 69,500
Fair value of convertible senior notes			119,000	109,800
1.00% Convertible Senior Notes due 2028
Summary Of Significant Accounting Policies [Line Items]
Principal amount	$ 290,100
Notes, carrying value			513,900	510,100
Fair value of convertible senior notes			587,000	596,000
Notes for cash	290,100
1.00% Convertible Senior Notes due 2028 | Private Placement
Summary Of Significant Accounting Policies [Line Items]
Principal amount	600,000
1.00% Convertible Senior Notes due 2028 | Exchange Transaction
Summary Of Significant Accounting Policies [Line Items]
Debt istrument cancelled	309,900
1.00% Convertible Senior Notes due 2028 | Subscription Transaction
Summary Of Significant Accounting Policies [Line Items]
Principal amount	290,100
2019 Notes [Member]
Summary Of Significant Accounting Policies [Line Items]
Debt Intrument Exchange Amount	$ 217,700
Money Market
Summary Of Significant Accounting Policies [Line Items]
Assets, fair value			694,501	$ 658,574
Avitide, Inc.
Summary Of Significant Accounting Policies [Line Items]
Business combination contingent consideration			125,000
FlexBiosys, Inc.
Summary Of Significant Accounting Policies [Line Items]
Business combination contingent consideration		$ 6,600	42,000
Metenova Holding AB
Summary Of Significant Accounting Policies [Line Items]
Business combination contingent consideration			$ 10,000