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Share-Based Payments - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended		19 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024	Oct. 31, 2024	Mar. 29, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant date fair value (in dollars per share)	$ 2.64	$ 3.41	$ 2.58	$ 3.77
Share repurchase program, authorized amount						$ 5,000
Treasury stock (in shares)					120,333
Treasury stock average price (in dollars per share)					$ 5.73
Treasury stock approximate value					$ 708
Remaining repurchase amount	$ 4,300		$ 4,300
Equity Incentive Plan 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)	1,200,000		1,200,000
Expiration term of awards			10 years
Strike price as percent of market value			100.00%
Equity Incentive Plan 2021 | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)	2,000,000		2,000,000

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