dividends per share (Details) - CAD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Aug. 01, 2024 |
Oct. 01, 2019 |
Jun. 30, 2024 |
Mar. 31, 2024 |
Jun. 30, 2023 |
Mar. 31, 2023 |
Jun. 30, 2024 |
Jun. 30, 2023 |
|
| Dividends per share | ||||||||
| Dividends per share | $ 0.3891 | $ 0.3891 | $ 0.3761 | $ 0.3636 | $ 0.3511 | $ 0.7652 | $ 0.7147 | |
| Dividends declared | $ 577 | $ 554 | $ 526 | $ 506 | $ 1,131 | $ 1,032 | ||
| Dividend reinvestment and share purchase plan | ||||||||
| Dividends per share | ||||||||
| Maximum discount on common shares (as a percent) | 5.00% | |||||||
| Offering price discount on Common Shares from Treasury (as a percent) | 2.00% | |||||||
| Dividend reinvestment in common shares | $ 179 | $ 175 | $ 289 | $ 348 | ||||