Indebtedness - Schedule of Indebtedness (Parentheticals) (Details) - CAD ($) $ in Thousands |
3 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Term Loan B – U.S. Facility [Member] | ||||||||||
| Schedule of Indebtedness [Line Items] | ||||||||||
| Term Loan B – U.S. Facility | [1] | $ 1,320,531 | $ 1,320,531 | |||||||
| 2027 Senior Unsecured Notes [Member] | ||||||||||
| Schedule of Indebtedness [Line Items] | ||||||||||
| Senior Notes | [2] | 213,035 | 213,035 | |||||||
| 2026 Senior Secured Notes [Member] | ||||||||||
| Schedule of Indebtedness [Line Items] | ||||||||||
| Senior Secured Notes | [3] | 387,047 | 387,047 | |||||||
| 2027 Senior Secured Notes [Member] | ||||||||||
| Schedule of Indebtedness [Line Items] | ||||||||||
| Senior Secured Notes | [4] | $ 224,995 | $ 224,995 | |||||||
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