v3.26.1
Note 3 - Capital Assets (Tables)
9 Months Ended
Feb. 28, 2026
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  February 28,  May 31, 
  2026  2025 

Land

 $45,535  $44,529 

Production facilities

  422,586   407,650 

Equipment

  278,873   280,585 

Leasehold improvements

  21,459   20,415 

Finance lease, right-of-use assets

  38,792   40,308 

Construction in progress

  12,187   11,241 
  $819,432  $804,728 

Less: accumulated amortization

  (276,424)  (236,295)

Total

 $543,008  $568,433 
Disclosure of Long-Lived Assets Held-for-Sale [Table Text Block]
  

February 28,

  

May 31,

 
  

2026

  

2025

 

Production facilities

 $  $5,800 

Equipment

  979    

Leasehold improvements

  493    

Operating lease, right-of-use assets

  977    

Total

 $2,449  $5,800