v3.24.2.u1
real estate joint ventures and investments in associates - Investments in associates (Details) - CAD ($)
$ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Statement of financial position          
Current assets $ 6,416   $ 6,416   $ 6,313
Non-current assets 50,895   50,895   49,823
Current liabilities 9,684   9,684   9,478
Non-current liabilities 30,582   30,582   29,356
Statement of income and other comprehensive income          
Net income 221 $ 196 361 $ 420  
Other comprehensive income (loss) 2 (81) 121 (79)  
Comprehensive income (loss) 220 144 446 355  
Reconciliation of statement of financial position summary financial information to carrying amounts          
Our carrying amount 209   $ 209   $ 232
Miovision Technologies Incorporated          
real estate joint ventures and investments in associates          
Equity interest in associates (as a percent)     43.50%   43.50%
Statement of financial position          
Current assets 91   $ 91   $ 109
Non-current assets 417   417   395
Current liabilities 32   32   40
Non-current liabilities 69   69   43
Net assets 407   407   421
Statement of income and other comprehensive income          
Revenue and other income 41 36 73 53  
Comprehensive income (loss) (8) $ (6) (18) $ (16)  
Reconciliation of statement of financial position summary financial information to carrying amounts          
Net assets 407   $ 407   $ 421
Our interest     43.50%   43.50%
Our carrying amount $ 177   $ 177   $ 184