Convertible Senior Notes - Additional Information (Detail)			3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 14, 2023 USD ($)	Jul. 19, 2019 USD ($)	Jun. 30, 2025 USD ($) Days $ / shares	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) $ / shares shares	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 06, 2023 $ / shares	Jul. 31, 2019 USD ($)
Debt Instrument [Line Items]
Amortization of debt issuance costs			$ 414,000	$ 520,000	$ 827,000	$ 1,003,000
1.00% Convertible Senior Notes due 2028
Debt Instrument [Line Items]
Aggregate principal amount	$ 290,100,000
Notes, interest rate			1.00%		1.00%
Notes for cash	290,100,000
Debt istrument cancelled	309,900,000
Unamortized debt issuance costs			$ 5,894,000		$ 5,894,000		$ 6,721,000
Aggregate debt discount			$ 60,381,000		$ 60,381,000		67,712,000
Notes conversion ratio per $1,000 principal amount					4,924.7000
Notes initial conversion price | $ / shares			$ 203.06		$ 203.06
Premium over sale price					30.00%
Closing price of common stock | $ / shares									$ 156.2
Interest repayment terms					Interest is payable semi-annually in arrears on each of June 15 and December 15, which commenced on June 15, 2024
Notes, due date					Dec. 15, 2028
Notes, carrying value			$ 533,700,000		$ 533,700,000		525,600,000
1.00% Convertible Senior Notes due 2028 | Common Stock
Debt Instrument [Line Items]
Aggregate principal amount			1,000		1,000
1.00% Convertible Senior Notes due 2028 | Exchange And Subscription Agreements
Debt Instrument [Line Items]
Aggregate principal amount	600,000,000
1.00% Convertible Senior Notes due 2028 | Subscription Transactions
Debt Instrument [Line Items]
Aggregate principal amount	290,100,000
Proceeds from issuance of 2023 convertible senior notes	276,100,000
Notes for cash	290,100,000
Payment of debt issuance costs	13,900,000
Proceeds from issuance of common stock, net of issuance costs	14,400,000
1.00% Convertible Senior Notes due 2028 | Exchanged 2019 Notes
Debt Instrument [Line Items]
Loss on extinguishment of debt	29,600,000							$ 12,700,000
Debt instrument exchanged amount	217,700,000
Modification of debt	188,100,000
Unamortized debt issuance costs								100,000
1.00% Convertible Senior Notes due 2028 | Modified 2019 Notes
Debt Instrument [Line Items]
Aggregate principal amount			58,400,000		58,400,000		65,500,000
Unamortized debt issuance costs								7,700,000
Aggregate debt discount			60,400,000		60,400,000		67,700,000
Payment of debt issuance costs	6,200,000
Amortization of debt issuance costs	7,800,000
1.00% Convertible Senior Notes due 2028 | Modified 2019 Notes | Additional Paid-In Capital
Debt Instrument [Line Items]
Conversion of Convertible Securities Stock Issued | value	$ 2,800,000
1.00% Convertible Senior Notes due 2028 | Modified 2019 Notes | Fair Value Of Embedded Conversion Option
Debt Instrument [Line Items]
Conversion of Convertible Securities Stock Issued | value					$ 2,000,000		2,200,000
1.00% Convertible Senior Notes due 2028 | 2023 Notes
Debt Instrument [Line Items]
Notes redemption price					100.00%
Notes, carrying value			533,700,000		$ 533,700,000		$ 525,600,000
0.375% Convertible Senior Notes due 2024
Debt Instrument [Line Items]
Aggregate principal amount		$ 287,500,000	$ 69,500,000		69,500,000			69,700,000		$ 287,500,000
Debt conversion original debt amount					$ 200,000
Proceeds from issuance of 2023 convertible senior notes		278,500,000
Additional Notes issued		$ 37,500,000
Debt Instrument, Convertible, Threshold Trading Days | Days			20
Debt Instrument, Convertible, Threshold Consecutive Trading Days | Days			30
Notes threshold percentage of stock price trigger			130.00%
Debt conversion, stock issued as premium | shares					100,942
Debt conversion, cash paid for principal amount and interest					$ 69,600,000
0.375% Convertible Senior Notes due 2024 | Exchange Transaction
Debt Instrument [Line Items]
Aggregate principal amount								$ 69,700,000