dividends per share (Details) - CAD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 6 Months Ended | |||||
|---|---|---|---|---|---|---|---|
Jul. 30, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Dividends per share | |||||||
| Dividends per share | $ 0.1875 | $ 0.4184 | $ 0.4184 | $ 0.4163 | $ 0.4023 | $ 0.8368 | $ 0.8186 |
| Dividends declared | $ 659 | $ 653 | $ 634 | $ 610 | $ 1,312 | $ 1,244 | |
| Dividend reinvestment and share purchase plan | |||||||
| Dividends per share | |||||||
| Maximum discount on common shares (as a percent) | 5.00% | ||||||
| Dividend reinvestment in common shares | $ 201 | $ 212 | $ 405 | $ 403 | |||