v3.25.4
BUSINESS COMBINATIONS AND SALES - Schedule of Allocation for Intangible Assets (Details) - CAD ($)
$ in Millions
Dec. 31, 2025
Jul. 01, 2025
Dec. 31, 2024
Dec. 31, 2023
Gross carrying amount        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill $ 52,324   $ 37,055 $ 36,560
Accumulated depreciation and amortisation        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill (3,394)   $ (2,917) $ (2,384)
MLSE Transaction        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 15,382      
MLSE Transaction | Total intangible assets        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 11,570      
MLSE Transaction | Franchise rights        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 9,830      
MLSE Transaction | Trademarks        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 1,364      
MLSE Transaction | Ticket holder and sponsor relationships        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 356      
MLSE Transaction | Other intangible assets        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 20      
MLSE Transaction | Goodwill        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 3,812 $ 3,812    
MLSE Transaction | Gross carrying amount        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill   15,390    
MLSE Transaction | Gross carrying amount | Total intangible assets        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill   11,578    
MLSE Transaction | Gross carrying amount | Franchise rights        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill   9,830    
MLSE Transaction | Gross carrying amount | Trademarks        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill   1,364    
MLSE Transaction | Gross carrying amount | Ticket holder and sponsor relationships        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill   363    
MLSE Transaction | Gross carrying amount | Other intangible assets        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill   $ 21    
MLSE Transaction | Accumulated depreciation and amortisation        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill (8)      
MLSE Transaction | Accumulated depreciation and amortisation | Total intangible assets        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill (8)      
MLSE Transaction | Accumulated depreciation and amortisation | Franchise rights        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 0      
MLSE Transaction | Accumulated depreciation and amortisation | Trademarks        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill 0      
MLSE Transaction | Accumulated depreciation and amortisation | Ticket holder and sponsor relationships        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill (7)      
MLSE Transaction | Accumulated depreciation and amortisation | Other intangible assets        
Disclosure of detailed information about business combination [line items]        
Intangible assets and goodwill $ (1)