v3.25.2
Segment information (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
May 31, 2025
CAD ($)
May 31, 2024
CAD ($)
May 31, 2025
CAD ($)
segment
May 31, 2024
CAD ($)
Aug. 31, 2024
CAD ($)
Segment information          
Number of reportable business segments | segment     2    
Segment revenues $ 285,553 $ 1,060,153 $ 533,246 $ 2,775,156  
Segment gross profit (loss) 32,936 450,037 (23,206) 1,105,648  
Segment profit (loss) before tax (7,147,000) (3,205,103) (12,334,407) (10,684,151)  
Research and development 738,522 628,578 1,782,507 1,947,815  
Office salaries and benefits 716,788 791,409 2,151,659 2,696,635  
Segment assets 24,500,322   24,500,322   $ 11,420,241
Cash 10,891,002   10,891,002   63,126
Additions to property and equipment and intangibles     312,420 465,463  
Segment liabilities 7,613,634   7,613,634   8,400,254
Gain on derivative liabilities 34,815 404,044 3,094,833 5,913,484  
Transaction costs [note 15]     1,040,742 1,860,335  
Litigation settlement costs [note 9] 2,813,511   2,813,511 0  
Impairment of goodwill       4,274,000  
Operating segments          
Segment information          
Revenue from external customers 205,528 1,060,153 453,221 2,775,156  
Segment revenues 205,528 1,060,153 453,221 2,775,156  
Segment gross profit (loss) 32,936 450,037 (23,206) 1,105,648  
Segment profit (loss) before tax (7,147,000) (3,205,103) (12,334,407) (10,648,151)  
Research and development 738,522 628,578 1,782,507 1,947,815  
Office salaries and benefits 716,788 791,409 2,151,659 2,696,635  
Segment assets 24,500,322   24,500,322   11,420,241
Cash 10,891,002   10,891,002   63,126
Additions to property and equipment and intangibles     449,025   599,578
Segment liabilities 7,613,634   7,613,634   8,400,254
Inter-segment eliminations          
Segment information          
Revenue from other segments (81,891) 13,794 (116,479) (223,926)  
Segment revenues (81,891) 13,794 (116,479) (223,926)  
Segment gross profit (loss) (6,310) 11,967 (24,522) (2,153)  
Segment profit (loss) before tax (3,789) (903,212) (25,819) (901,945)  
Segment assets (2,990,849)   (2,990,849)   (11,277,388)
Additions to property and equipment and intangibles     (3,200)   (185,744)
Segment liabilities 6,175,621   6,175,621   (1,013,824)
Sale of electric boats | Operating segments          
Segment information          
Revenue from external customers 160,372 599,380 359,096 893,998  
Revenue from other segments 81,891 (18,753) 116,479 207,000  
Segment revenues 242,263 580,627 475,575 1,100,998  
Segment gross profit (loss) 55,509 111,615 33,958 42,746  
Segment profit (loss) before tax (7,075,475) (2,307,334) (12,225,389) (5,049,355)  
Research and development 725,299 628,578 1,763,484 1,947,815  
Office salaries and benefits 715,751 681,995 2,262,379 2,280,098  
Segment assets 26,218,536   26,218,536   19,737,669
Cash 10,858,474   10,858,474   28,108
Additions to property and equipment and intangibles     442,225   280,587
Segment liabilities 797,910   797,910   8,306,618
Rental of electric boats | Operating segments          
Segment information          
Revenue from external customers 45,156 460,773 94,125 1,881,158  
Revenue from other segments   4,959   16,926  
Segment revenues 45,156 465,732 94,125 1,898,064  
Segment gross profit (loss) (16,263) 326,455 (32,642) 1,065,055  
Segment profit (loss) before tax (67,806) 5,883 (83,199) (4,732,851)  
Research and development 13,223   19,023    
Office salaries and benefits 1,037 $ 109,414 (110,720) $ 416,537  
Segment assets 1,272,635   1,272,635   2,960,124
Cash 32,428   32,428   35,018
Additions to property and equipment and intangibles     10,000   487,000
Segment liabilities $ 640,103   $ 640,103   $ 1,151,501