v3.26.1
Right-of-use assets (Details) - USD ($)
 9 Months Ended 12 Months Ended
May 31, 2026
May 31, 2025
Aug. 31, 2025
Right-of-use assets      
Balance at beginning of the year $ 7,070,321    
Additions 3,843,602 $ 45,280  
Balance at end of the year 8,619,943   $ 7,070,321
Nautical Ventures Group Inc.      
Right-of-use assets      
Business acquisition     7,144,395
Premises      
Right-of-use assets      
Balance at beginning of the year 6,971,926    
Balance at end of the year 8,565,986   6,971,926
Moulds      
Right-of-use assets      
Balance at beginning of the year 18,401    
Balance at end of the year     18,401
Rolling stock      
Right-of-use assets      
Balance at beginning of the year 79,994    
Balance at end of the year 53,957   79,994
Cost      
Right-of-use assets      
Balance at beginning of the year   282,800 282,800
Additions 3,843,602 87,604  
Disposals (921,175) (57,747)  
Business acquisition   8,120,517  
Currency translation (399) (2,270)  
Balance at end of the year 11,352,932 8,430,904  
Cost | Premises      
Right-of-use assets      
Balance at beginning of the year   106,780 106,780
Additions 3,815,359    
Disposals (893,404)    
Business acquisition   8,120,517  
Balance at end of the year 11,149,252 8,227,297  
Cost | Moulds      
Right-of-use assets      
Balance at beginning of the year   49,983 49,983
Currency translation (74) (799)  
Balance at end of the year 49,110 49,184  
Cost | Rolling stock      
Right-of-use assets      
Balance at beginning of the year   126,037 126,037
Additions 28,243 87,604  
Disposals (27,771) (57,747)  
Currency translation (325) (1,471)  
Balance at end of the year 154,570 154,423  
Accumulated depreciation      
Right-of-use assets      
Balance at beginning of the year   (89,481) (89,481)
Depreciation 1,958,554 319,041  
Disposals (586,148) (24,061)  
Business acquisition   976,122  
Balance at end of the year (2,732,989) (1,360,583)  
Accumulated depreciation | Premises      
Right-of-use assets      
Balance at beginning of the year   (37,818) (37,818)
Depreciation 1,886,272 241,431  
Disposals (558,377)    
Business acquisition   976,122  
Balance at end of the year (2,583,266) (1,255,371)  
Accumulated depreciation | Moulds      
Right-of-use assets      
Balance at beginning of the year   (6,248) (6,248)
Depreciation 18,327 24,535  
Balance at end of the year (49,110) (30,783)  
Accumulated depreciation | Rolling stock      
Right-of-use assets      
Balance at beginning of the year   (45,415) $ (45,415)
Depreciation 53,955 53,075  
Disposals (27,771) (24,061)  
Balance at end of the year $ (100,613) $ (74,429)