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Share-based compensation arrangement by share-based payment award, equity instruments other than options additional vesting

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Share-based compensation arrangement by share-based payment award, equity instruments other than options, exchanged through tender offer.

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Share-based compensation arrangement by share-based payment award, equity instruments other than options, outstanding.

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Share-based compensation arrangement by share-based payment award, options, exchanged through tender offer.

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Share-based compensation arrangement by share-based payment award other than options vesting period

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Share-based compensation arrangement by share-based payment award, plan modification, remaining incremental compensation cost.

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Share based compensation arrangement by share based payment award plan ratable over remaining service period

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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- Definition

An excess of the fair value of the modified award over the fair value of the award immediately before the modification.

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Percentage of vesting of award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Equity Incentive Plans - Additional Information (Details) - USD ($)		1 Months Ended	3 Months Ended	6 Months Ended
	May 15, 2024	Oct. 31, 2024	Jul. 31, 2025	Jul. 31, 2025	Jan. 31, 2026	Jan. 31, 2025
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			$ 49,307,000	$ 93,056,000
Minimum
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Weighted average grant date fair value per share, vested		$ 140
Maximum
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Weighted average grant date fair value per share, vested		$ 440
Stock Options with Service-Only Conditions
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock options exercise price			$ 15.09	$ 15.09		$ 14.67
Stock options outstanding			4,419,888	4,419,888		5,806,607
Unrecognized stock-based compensation cost related to stock options			$ 5,100,000	$ 5,100,000
Unrecognized compensation costs expected to be recognized, period				8 months 12 days
Stock Options with Revenue Performance Conditions
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			$ 2,500,000	$ 3,500,000
Stock options outstanding			310,125	310,125
Stock Options with Service and Performance Condition
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Vesting period				1 year
Expiration period				10 years
Vesting percentage				25.00%
Requisite service period				4 years
Unrecognized stock-based compensation cost related to stock options			$ 300,000	$ 300,000
Stock Options with Service and Performance Condition \| Maximum
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			100,000	100,000
Stock Options with Service and Performance Condition Two
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			600,000	$ 900,000
Expiration period				10 years
Requisite service period				1 year
Unrecognized stock-based compensation cost related to stock options			1,000,000	$ 1,000,000
Restricted Stock Units
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Requisite service period				5 years
Fair value, granted				$ 263,600,000
Share-based compensation outstanding employees performance conditions				47,987
Other than vesting period				180 days
Granted		3,241,544
Restricted Stock Units with Performance and Service Condition
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			3,400,000	$ 9,800,000
Share-based compensation outstanding employees performance conditions				731,249
Unrecognized stock-based compensation cost related to stock options			20,300,000	$ 20,300,000
Additional vesting				76,859
Restricted Stock Units with Revenue Performance Conditions
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			800,000	$ 700,000
Share-based compensation outstanding employees performance conditions				16,813
Restricted Stock Units With Service Condition
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Unrecognized stock-based compensation expense			445.7	$ 445.7
Unrecognized compensation costs expected to be recognized, period				3 years 3 months 18 days
Other than vesting period				4 years
Tender Offer \| Stock Options with Service-Only Conditions
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock options exercise price		$ 63.55
Stock options exchanged through tender offer	207,784
Tender Offer \| Stock Options with Revenue Performance Conditions
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock options exercise price	$ 63.55
Stock options exchanged through tender offer	36,000
Tender Offer \| Stock Options with Service and Performance Condition
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Unrecognized stock-based compensation cost related to stock options			300,000	$ 300,000
Tender Offer \| Restricted Stock Units
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			$ 200,000	$ 400,000
Requisite service period				2 years
Tender Offer \| Restricted Stock Units with Performance and Service Condition
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
RSUs exchanged through tender offer	103,888
Incremental stock-based compensation charge	$ 1,300,000
ShareBased compensation arrangement by share based payment award plan ratable over remaining service period	$ 900,000
Requisite service period	2 years
Tender Offer \| Restricted Stock Units with Revenue Performance Conditions
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
RSUs exchanged through tender offer	18,000
Incremental stock-based compensation charge	$ 200,000
Tender Offer \| Restricted Stock Units with Revenue Performance Conditions \| Forecast
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Remaining incremental compensation cost					$ 200,000
Class A Common Stock \| Stock Options with Service and Performance Condition Two
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock options outstanding			128,687	128,687
Class B Common Stock \| Stock Options with Service and Performance Condition \| Co-Founders
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock options outstanding			340,676	340,676
Class B Common Stock \| Restricted Stock Units
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense			$ 13,500,000	$ 26,600,000
Requisite service period				4 years 3 months 18 days
Unrecognized stock-based compensation cost related to stock options			$ 222,000,000	$ 222,000,000
2024 ESPP \| Common Stock
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares authorized and reserved for issuance			3,422,014	3,422,014
2024 Incentive Award Plan \| Common Stock
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Number of shares authorized and reserved for issuance			19,384,231	19,384,231
Number of shares available for future issuance			16,796,744	16,796,744