v3.26.3
Fair Value Measurement - Reconciliation of The Fair Value Measurements of Assets And Liabilities Using Significant Unobservable Inputs (level 3) (Detail) - Level investments [Member] - USD ($)
$ in Thousands
12 Months Ended
May 31, 2026
May 31, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning balance $ 115,970 $ 125,777
Unrealized loss 3,220 (5,670)
Impairment   (4,412)
Disposals   (140)
Foreign exchange difference 4,691 415
Addition 12,338  
Transfer from Level 2 14,569  
Unrealized gain 3,220 (5,670)
Ending balance $ 150,788 $ 115,970