Financial and capital management - Capital Management (Details) |
12 Months Ended | |||
|---|---|---|---|---|
|
Feb. 05, 2026
$ / shares
|
Dec. 31, 2025 |
Dec. 31, 2024 |
May 07, 2025
$ / shares
|
|
| Disclosure of objectives, policies and processes for managing capital [line items] | ||||
| Target adjusted EBITDA to net debt leverage ratio | 3.0 | 3.0 | ||
| Exceeded limit in internal net debt leverage ratio | 0.78 | 0.81 | ||
| Net debt leverage ratio | 3.78 | 3.81 | ||
| Dividends paid, ordinary shares per share (in cad per share) | $ 1.75 | |||
| Shares issued from treasury, discount, percentage | 2.00% | 2.00% | ||
| Percentage of preferred shares included in debt leverage calculation | 50.00% | |||
| Major ordinary share transactions | Quarterly | ||||
| Disclosure of objectives, policies and processes for managing capital [line items] | ||||
| Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share (in cad per share) | $ 0.4375 | |||