v3.24.2.u1
short-term borrowings (Details) - CAD ($)
$ in Millions
6 Months Ended
May 22, 2024
Jun. 30, 2024
Dec. 31, 2023
Jun. 30, 2023
short-term borrowings        
Trade receivables and unbilled customer finance receivables, maximum capacity $ 1,600      
Trade receivables that can be sold under the securitization agreement 2,000      
Cash proceeds from monthly sales $ 920      
Short-term borrowings   $ 1,044 $ 104 $ 594
TELUS Communications Inc. | New revolving period securitization agreement        
short-term borrowings        
Trade receivables that can be sold under the securitization agreement   600    
Trade receivables and unbilled customer finance receivables held for sale   121,000    
Short-term borrowings   1,000    
TELUS Communications Inc. | Revolving period securitization agreement        
short-term borrowings        
Cash proceeds from monthly sales   $ 100    
Short-term borrowings     $ 100