Schedule of Calculation of Net (Loss) Income Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2022
Earnings Per Share [Line Items]
Numerator for basic and diluted net (loss) income per share - Net (Loss) Income	$ (9,421)	$ (22,870)	$ 48,307
Denominator for basic net (loss) income per share - Weighted average shares	216,481,878	188,880,836	107,684,000
Effect of dilutive stock options			336,000
Denominator for diluted net (loss) income per share	216,481,878	188,880,836	108,020,000
Net (loss) income attributable per share
Basic	$ (0.04)	$ (0.12)	$ 0.45
Diluted	$ (0.04)	$ (0.12)	$ 0.45