Income Taxes - Summary of Provision for Income Taxes and Effective Tax Rates (Details) - USD ($) $ in Thousands	3 Months Ended
Jul. 31, 2026	Jul. 31, 2025
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 50	$ 33
Effective tax rate	0.11%	0.13%

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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