Property and Equipment, Net - Property and Equipment (Details) - USD ($) $ in Thousands	Jan. 31, 2025	Apr. 30, 2024
Property, Plant and Equipment [Line Items]
Less accumulated depreciation and amortization	$ (55,380)	$ (49,906)
Total	58,052	60,361
Land
Property, Plant and Equipment [Line Items]
Property and equipment	11,998	11,998
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property and equipment	23,488	23,435
Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Property and equipment	22,235	21,752
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment	51,187	50,689
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment	$ 4,524	$ 2,393