v3.24.2.u1
additional statement of cash flow information - Financing activities (Details) - CAD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Dividends payable to holders of Common Shares        
Changes in liabilities arising from financing activities        
Beginning $ 554 $ 506 $ 550 $ 502
Redemptions, repayments or payments (554) (506) (1,104) (1,008)
Other 577 526 1,131 1,032
Ending 577 526 577 526
Dividends reinvested in shares from Treasury        
Changes in liabilities arising from financing activities        
Redemptions, repayments or payments 123 186 314 370
Other (123) (186) (314) (370)
Dividends payable to holders of Common Shares net of dividends reinvested in shares from treasury        
Changes in liabilities arising from financing activities        
Beginning 554 506 550 502
Redemptions, repayments or payments (431) (320) (790) (638)
Other 454 340 817 662
Ending 577 526 577 526
Short-term borrowings        
Changes in liabilities arising from financing activities        
Beginning 104 593 104 104
Issued or received 1,040 101 1,040 590
Redemptions, repayments or payments (100) (100) (100) (100)
Ending 1,044 594 1,044 594
Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 29,373 26,487 27,362 24,957
Issued or received 1,829 3,484 4,999 8,711
Redemptions, repayments or payments (3,708) (3,546) (5,161) (7,464)
Foreign exchange movement 24 (43) 89 (32)
Other 626 278 855 488
Ending 28,144 26,660 28,144 26,660
Long-term debt        
Changes in liabilities arising from financing activities        
Beginning 29,373 26,487 27,362 24,957
Issued or received 1,222 1,836 3,789 5,517
Redemptions, repayments or payments (3,101) (1,898) (3,951) (4,270)
Foreign exchange movement 24 (43) 89 (32)
Other 626 278 855 488
Ending 28,144 26,660 28,144 26,660
TELUS Corporation senior notes | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 22,194 18,656 20,301 18,660
Issued or received     1,800 500
Redemptions, repayments or payments (1,100)   (1,100) (500)
Foreign exchange movement 45 (95) 150 (99)
Other 6 3 (6) 3
Ending 21,145 18,564 21,145 18,564
TELUS Corporation commercial paper | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 1,172 1,874 1,021 1,458
Issued or received 1,165 1,744 1,876 3,704
Redemptions, repayments or payments (588) (1,630) (1,172) (3,176)
Foreign exchange movement 11 (44) 35 (42)
Ending 1,760 1,944 1,760 1,944
TELUS Corporation credit facilities | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 1,144 1,145 1,144 1,145
Redemptions, repayments or payments (1,144)   (1,144)  
Other   (1)   (1)
Ending   1,144   1,144
TELUS Communications Inc. debentures | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 200 199 200 199
Ending 200 199 200 199
TELUS International (Cda) Inc. credit facility | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 1,791 2,086 1,781 914
Issued or received 57 92 113 1,313
Redemptions, repayments or payments (121) (110) (211) (148)
Foreign exchange movement 18 (46) 63 (57)
Other   1 (1) 1
Ending 1,745 2,023 1,745 2,023
Other | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 282 317 288 321
Redemptions, repayments or payments (1) (21) (7) (173)
Other 332 2 332 150
Ending 613 298 613 298
Lease liabilities | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 2,583 2,289 2,614 2,340
Redemptions, repayments or payments (154) (129) (332) (259)
Foreign exchange movement 2 (6) 8 6
Other 257 262 398 329
Ending 2,688 2,416 2,688 2,416
Derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt - liability (asset) | Long-term debt including derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Beginning 7 (79) 13 (80)
Issued or received 607 1,648 1,210 3,194
Redemptions, repayments or payments (600) (1,656) (1,195) (3,208)
Foreign exchange movement (52) 148 (167) 160
Other 31 11 132 6
Ending (7) 72 (7) 72
To eliminate effect of gross settlement of derivatives used to manage currency risks arising from U.S. dollar-denominated long-term debt        
Changes in liabilities arising from financing activities        
Issued or received (607) (1,648) (1,210) (3,194)
Redemptions, repayments or payments $ 607 $ 1,648 $ 1,210 $ 3,194