Convertible Senior Notes - Narrative (Detail) - USD ($) $ in Thousands	Jul. 29, 2023	Jun. 30, 2023	Jan. 28, 2023	Jul. 30, 2022	Sep. 30, 2019	Jun. 30, 2018
2023 Notes
Debt Instrument
Debt instrument, principal amount		$ 1,700		$ 9,400
Private Offering
Debt Instrument
Debt instrument, principal amount						$ 300,000
Debt outstanding	$ 41,779		$ 43,420
Private Offering | 2024 Notes
Debt Instrument
Debt instrument, principal amount					$ 350,000
Debt instrument, interest rate					0.00%
Debt outstanding	$ 41,779		41,724
Private Offering | 2023 Notes
Debt Instrument
Debt instrument, principal amount						$ 335,000
Debt instrument, interest rate						0.00%
Debt outstanding			$ 1,696
Overallotment option | 2023 Notes
Debt Instrument
Debt outstanding						$ 35,000