v3.25.4
INTANGIBLE ASSETS AND GOODWILL - Changes in net carrying amounts of intangible assets and goodwill (Details) - CAD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Total intangible assets      
Beginning of period $ 17,858    
End of period 28,898 $ 17,858  
Goodwill      
Goodwill at beginning of period 16,280    
Goodwill at end of period 20,032 16,280  
Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Accumulated impairment losses   (128) $ (118)
Finite-life      
Accumulated impairment losses   (128) (118)
Total intangible assets      
Beginning of period 20,903 20,398  
Accumulated impairment losses   (128) (118)
End of period   20,903 20,398
Total intangible assets and goodwill      
Intangible assets and goodwill at beginning of period 37,404 36,899  
Impairment loss recognised in profit or loss, intangible assets and goodwill   (349) (339)
Intangible assets and goodwill at end of period   37,404 36,899
Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 15,390    
Finite-life      
Acquisitions from business combinations 15,390    
Total intangible assets      
Beginning of period 20,775 20,280  
Additions 105 582  
Acquisitions from business combinations 15,390    
Disposals and other (166) (87)  
End of period 32,292 20,775 20,280
Total intangible assets and goodwill      
Intangible assets and goodwill at beginning of period 37,055 36,560  
Additions 105 582  
Acquisitions from business combinations 15,390    
Disposals and other (226) (87)  
Intangible assets and goodwill at end of period 52,324 37,055 36,560
Net carrying amount      
Total intangible assets      
Beginning of period 17,858 17,896  
End of period 28,898 17,858 17,896
Total intangible assets and goodwill      
Intangible assets and goodwill at beginning of period 34,138 34,176  
Intangible assets and goodwill at end of period 48,930 34,138 34,176
Accumulated depreciation      
Total intangible assets      
Beginning of period (2,917) (2,384)  
Amortization 643 603  
Disposals and other 166 70  
End of period (3,394) (2,917) (2,384)
Total intangible assets and goodwill      
Intangible assets and goodwill at beginning of period (2,917) (2,384)  
Accumulated impairment losses 643 603  
Disposals and other (166) (70)  
Intangible assets and goodwill at end of period (3,394) (2,917) (2,384)
Customer relationships | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Accumulated impairment losses   0 0
Finite-life      
Beginning of period 7,612 7,604  
Accumulated impairment losses   0 0
End of period   7,612 7,604
Total intangible assets      
Accumulated impairment losses   0 0
Customer relationships | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 0    
Finite-life      
Beginning of period 7,612 7,604  
Additions 0 8  
Acquisitions from business combinations 0    
Disposals and other (104) 0  
End of period 7,508 7,612 7,604
Total intangible assets      
Acquisitions from business combinations 0    
Total intangible assets and goodwill      
Acquisitions from business combinations 0    
Customer relationships | Net carrying amount      
Finite-life      
Beginning of period 5,074 5,579  
End of period 4,558 5,074 5,579
Customer relationships | Accumulated depreciation      
Finite-life      
Beginning of period (2,538) (2,025)  
Amortization 518 513  
Disposals and other (106) 0  
End of period (2,950) (2,538) (2,025)
Ticket holder and sponsor relationships | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Accumulated impairment losses   0  
Finite-life      
Beginning of period 0    
Accumulated impairment losses   0  
End of period   0  
Total intangible assets      
Accumulated impairment losses   0  
Ticket holder and sponsor relationships | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 363    
Finite-life      
Beginning of period 0    
Additions 0    
Acquisitions from business combinations 363    
Disposals and other 0    
End of period 363 0  
Total intangible assets      
Acquisitions from business combinations 363    
Total intangible assets and goodwill      
Acquisitions from business combinations 363    
Ticket holder and sponsor relationships | Net carrying amount      
Finite-life      
Beginning of period 0    
End of period 356 0  
Ticket holder and sponsor relationships | Accumulated depreciation      
Finite-life      
Beginning of period 0    
Amortization 7    
Disposals and other 0    
End of period (7) 0  
Acquired program rights | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Accumulated impairment losses   (5) (5)
Finite-life      
Beginning of period 200 200  
Accumulated impairment losses   (5) (5)
End of period   200 200
Total intangible assets      
Accumulated impairment losses   (5) (5)
Acquired program rights | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 0    
Finite-life      
Beginning of period 195 195  
Additions 93 72  
Acquisitions from business combinations 0    
Disposals and other (62) (72)  
End of period 226 195 195
Total intangible assets      
Acquisitions from business combinations 0    
Total intangible assets and goodwill      
Acquisitions from business combinations 0    
Acquired program rights | Net carrying amount      
Finite-life      
Beginning of period 135 127  
End of period 140 135 127
Acquired program rights | Accumulated depreciation      
Finite-life      
Beginning of period (60) (68)  
Amortization 86 62  
Disposals and other (60) (70)  
End of period (86) (60) (68)
Brand names | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Accumulated impairment losses     0
Finite-life      
Beginning of period 97 75  
Accumulated impairment losses     0
End of period   97 75
Total intangible assets      
Accumulated impairment losses     0
Brand names | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 0    
Finite-life      
Beginning of period 97 75  
Additions 0 22  
Acquisitions from business combinations 0    
Disposals and other 0 0  
End of period 97 97 75
Total intangible assets      
Acquisitions from business combinations 0    
Total intangible assets and goodwill      
Acquisitions from business combinations 0    
Brand names | Net carrying amount      
Finite-life      
Beginning of period 53 56  
End of period 26 53 56
Brand names | Accumulated depreciation      
Finite-life      
Beginning of period (44) (19)  
Amortization 27 25  
Disposals and other 0 0  
End of period (71) (44) (19)
Other | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Accumulated impairment losses     0
Finite-life      
Beginning of period 52 52  
Accumulated impairment losses     0
End of period   52 52
Total intangible assets      
Accumulated impairment losses     0
Other | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 21    
Finite-life      
Beginning of period 52 52  
Additions 12 0  
Acquisitions from business combinations 21    
Disposals and other 0 0  
End of period 85 52 52
Total intangible assets      
Acquisitions from business combinations 21    
Total intangible assets and goodwill      
Acquisitions from business combinations 21    
Other | Net carrying amount      
Finite-life      
Beginning of period 47 50  
End of period 75 47 50
Other | Accumulated depreciation      
Finite-life      
Beginning of period (5) (2)  
Amortization 5 3  
Disposals and other 0 0  
End of period (10) (5) (2)
Total intangible assets | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 11,578    
Finite-life      
Acquisitions from business combinations 11,578    
Total intangible assets      
Acquisitions from business combinations 11,578    
Total intangible assets and goodwill      
Acquisitions from business combinations 11,578    
Goodwill | Gross Carrying Amount, Before Adjustment      
Goodwill      
Goodwill at beginning of period 16,501 16,501  
Impairment loss recognised in profit or loss, goodwill   (221) (221)
Goodwill at end of period   16,501 16,501
Goodwill | Gross carrying amount      
Indefinite-life      
Acquisitions from business combinations 3,812    
Finite-life      
Acquisitions from business combinations 3,812    
Total intangible assets      
Acquisitions from business combinations 3,812    
Goodwill      
Goodwill at beginning of period 16,280 16,280  
Additions 0 0  
Disposals and other (60) 0  
Goodwill at end of period 20,032 16,280 16,280
Total intangible assets and goodwill      
Acquisitions from business combinations 3,812    
Goodwill | Net carrying amount      
Goodwill      
Goodwill at beginning of period 16,280 16,280  
Goodwill at end of period 20,032 16,280 16,280
Customer relationships, brand names, and other | Accumulated depreciation      
Total intangible assets      
Amortization 557 541  
Spectrum licences | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Beginning of period 12,197 11,717  
Accumulated impairment losses   0 0
Period end   12,197 11,717
Finite-life      
Accumulated impairment losses   0 0
Total intangible assets      
Accumulated impairment losses   0 0
Spectrum licences | Gross carrying amount      
Indefinite-life      
Beginning of period 12,197 11,717  
Additions 0 480  
Acquisitions from business combinations 0    
Disposals and other 0 0  
Period end 12,197 12,197 11,717
Finite-life      
Acquisitions from business combinations 0    
Total intangible assets      
Acquisitions from business combinations 0    
Total intangible assets and goodwill      
Acquisitions from business combinations 0    
Spectrum licences | Net carrying amount      
Indefinite-life      
Beginning of period 12,197 11,717  
Period end 12,197 12,197 11,717
Spectrum licences | Accumulated depreciation      
Indefinite-life      
Beginning of period 0 0  
Disposals and other 0 0  
Period end 0 0 0
Franchise rights | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Beginning of period 0    
Accumulated impairment losses   0  
Period end   0  
Finite-life      
Accumulated impairment losses   0  
Total intangible assets      
Accumulated impairment losses   0  
Franchise rights | Gross carrying amount      
Indefinite-life      
Beginning of period 0    
Additions 0    
Acquisitions from business combinations 9,830    
Disposals and other 0    
Period end 9,830 0  
Finite-life      
Acquisitions from business combinations 9,830    
Total intangible assets      
Acquisitions from business combinations 9,830    
Total intangible assets and goodwill      
Acquisitions from business combinations 9,830    
Franchise rights | Net carrying amount      
Indefinite-life      
Beginning of period 0    
Period end 9,830 0  
Franchise rights | Accumulated depreciation      
Indefinite-life      
Beginning of period 0    
Disposals and other 0    
Period end 0 0  
Broadcast licences | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Beginning of period 325 330  
Accumulated impairment losses   (109) (99)
Period end   325 330
Finite-life      
Accumulated impairment losses   (109) (99)
Total intangible assets      
Accumulated impairment losses   (109) (99)
Broadcast licences | Gross carrying amount      
Indefinite-life      
Beginning of period 216 231  
Additions 0 0  
Acquisitions from business combinations 0    
Disposals and other 0 (15)  
Period end 216 216 231
Finite-life      
Acquisitions from business combinations 0    
Total intangible assets      
Acquisitions from business combinations 0    
Total intangible assets and goodwill      
Acquisitions from business combinations 0    
Broadcast licences | Net carrying amount      
Indefinite-life      
Beginning of period 216 231  
Period end 216 216 231
Broadcast licences | Accumulated depreciation      
Indefinite-life      
Beginning of period 0 0  
Disposals and other 0 0  
Period end 0 0 0
Brand names | Gross Carrying Amount, Before Adjustment      
Indefinite-life      
Beginning of period 420 420  
Accumulated impairment losses   (14) (14)
Period end   420 420
Finite-life      
Accumulated impairment losses   (14) (14)
Total intangible assets      
Accumulated impairment losses   (14) (14)
Brand names | Gross carrying amount      
Indefinite-life      
Beginning of period 406 406  
Additions 0 0  
Acquisitions from business combinations 1,364    
Disposals and other 0 0  
Period end 1,770 406 406
Finite-life      
Acquisitions from business combinations 1,364    
Total intangible assets      
Acquisitions from business combinations 1,364    
Total intangible assets and goodwill      
Acquisitions from business combinations 1,364    
Brand names | Net carrying amount      
Indefinite-life      
Beginning of period 136 136  
Period end 1,500 136 136
Brand names | Accumulated depreciation      
Indefinite-life      
Beginning of period (270) (270)  
Disposals and other 0 0  
Period end $ (270) $ (270) $ (270)