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Stock-Based Compensation - Additional Information (Details) $ in Thousands		3 Months Ended		9 Months Ended
	Jul. 02, 2024 shares	Oct. 31, 2024 USD ($) Plan shares	Oct. 31, 2023 USD ($)	Oct. 31, 2024 USD ($) Plan shares	Oct. 31, 2023 USD ($)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of employee equity plans \| Plan		2		2
Share-based compensation expense		$ 55,584	$ 50,894	$ 161,857	$ 151,517
Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Remaining weighted-average period				2 years 7 months 17 days
Unrecognized stock-based compensation expense		$ 403,300		$ 403,300
2015 Equity Incentive Plan \| Class A Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares common stock reserved for issuance \| shares		8,609,988		8,609,988
2015 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized stock-based compensation expense		$ 8,500		$ 8,500
2015 Employee Stock Purchase Plan \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Remaining weighted-average period				1 year
Number of additional shares to be issued \| shares	20,228,040
2015 Employee Stock Purchase Plan \| Class A Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares common stock reserved for issuance \| shares		2,823,385		2,823,385
Number of shares to be issued \| shares	9,000,000
Executive Bonus Plans
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense				$ 10,500
Fiscal 2024 Executive Bonus Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized stock-based compensation expense		$ 6,100		$ 6,100