Long Term Investments, Net - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
May 31, 2025	May 31, 2024
Schedule of Equity Method Investments [Line Items]
Impairment loss from long-term investments	$ 5,215	$ 30,007
Other Long-Term Investments [Member]
Schedule of Equity Method Investments [Line Items]
Impairment loss from long-term investments	$ 5,215	$ 30,007

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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+ Details