v3.26.3
Land Use Rights, Net - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
May 31, 2026
May 31, 2025
May 31, 2024
Land Use Rights [Line Items]      
Amortization expenses of land use rights $ 1,137 $ 336 $ 81
Future amortization expense next twelve months 5,986    
Future amortization expense year two 1,492    
Future amortization expense year three 22    
Future amortization expense year four 22    
Future amortization expense year five 6    
Future amortization expense thereafter 3    
Land use rights [Member]      
Land Use Rights [Line Items]      
Amortization expenses of land use rights 1,137 $ 336 $ 81
Future amortization expense next twelve months 1,136    
Future amortization expense year two 1,136    
Future amortization expense year three 1,136    
Future amortization expense year four 1,136    
Future amortization expense year five 1,136    
Future amortization expense thereafter 50,249    
Land use rights from the authorities, carrying amount $ 50,774    
Estimated useful lives 50 years