Long-term debt (Narrative) (Details) - Revolving credit facility [Member] $ in Millions, $ in Millions |
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CAD ($)
|
|---|---|---|
| Disclosure of detailed information about borrowings [line items] | ||
| Revolving credit facility, available balance | $ 650 | $ 550 |
| Accordion feature | $ 200 | $ 200 |