Debt Instrument, Covenant Terms, Required Increase To Shares Of Stock

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Aggregate number of common shares reserved for future issuance.

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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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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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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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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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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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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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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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Share-based Compensation Plans - Narrative (Details) - USD ($) $ in Millions	3 Months Ended					9 Months Ended		12 Months Ended
	Oct. 31, 2025	Apr. 30, 2025	Oct. 31, 2024	Apr. 30, 2024	Apr. 30, 2022	Oct. 31, 2025	Oct. 31, 2024	Jan. 31, 2024	Jan. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Forfeited (in shares)						16,534
Common Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Required increase to shares of stock	18.30%					18.30%
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 0.0					$ 0.0
Unrecognized compensation cost period for recognition (in years)						7 months 24 days
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)								2 years
Unrecognized compensation cost period for recognition (in years)						8 months 1 day
Granted (in shares)						125,386
Unrecorded compensation expense	$ 1.5					$ 1.5
2019 Plan \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award expiration period (in years)									10 years
Award vesting period (in years)									4 years
2021 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved (in shares)	6,130,499					6,130,499
2021 Plan \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)					4 years
2021 Plan \| Restricted Stock Units (RSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		1 year		1 year		1 year
2021 Plan \| Restricted Stock Units (RSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		2 years		2 years		2 years
Option Exchange Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Forfeited (in shares)								331,370
Granted (in shares)								132,546
Stock option modification, incremental compensation expense	$ 0.0		$ 0.4			$ 0.7	$ 1.2
Option Exchange Plan \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecorded compensation expense	$ 0.0					$ 0.0