Restricted Net Assets - Additional Information (Detail) - USD ($) $ in Thousands |
May 31, 2026 |
May 31, 2025 |
|---|---|---|
| Restricted Net Assets [Line Items] | ||
| Restricted net assets | $ 913,017 | $ 973,287 |
| Variable interest entities (VIEs) [Member] | ||
| Restricted Net Assets [Line Items] | ||
| Restricted net assets | 609,981 | 569,475 |
| Wholly owned subsidiaries [Member] | Paid in capital, additional paid-in capital and statutory reserves [Member] | ||
| Restricted Net Assets [Line Items] | ||
| Restricted net assets | $ 303,036 | $ 403,812 |