Segment Information - Schedule of Cost of revenues (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 30, 2025	Apr. 30, 2024
NEW YORK \| Operating Segments [Member]
Cost of revenues:
Cost of revenues	$ 29,331	$ 27,225
Consolidated cost of revenues	39,714	36,691
NEW YORK \| Intersegment Eliminations [Member]
Cost of revenues:
Cost of revenues	(2,215)	(2,948)
CALIFORNIA \| Operating Segments [Member]
Cost of revenues:
Cost of revenues	$ 12,598	$ 12,414

The aggregate cost of goods produced and sold and services rendered during the reporting period.

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+ Details