Convertible Senior Notes - Outstanding Balances under 2023 Notes and 2024 Notes (Detail) - USD ($) $ in Thousands	Oct. 28, 2023	Jan. 28, 2023
Debt Instrument
Principal amount	$ 2,455,000	$ 2,474,910
Private Offering
Debt Instrument
Principal amount	41,904	43,600
Unamortized Debt Issuance Cost	(97)	(180)
Net Carrying Amount	41,807	43,420
Private Offering | 2023 Notes
Debt Instrument
Principal amount		1,696
Net Carrying Amount		1,696
Private Offering | 2024 Notes
Debt Instrument
Principal amount	41,904	41,904
Unamortized Debt Issuance Cost	(97)	(180)
Net Carrying Amount	$ 41,807	$ 41,724