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Employee Benefit Plans (Details) - Schedule of impact on defined benefit obligation from one percent increase or decrease change in assumptions $ in Thousands, $ in Thousands | Dec. 31, 2021 CAD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CAD ($) | Dec. 31, 2020 USD ($)
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Canadian [Member] |  |  |  |
Employee Benefit Plans (Details) - Schedule of impact on defined benefit obligation from one percent increase or decrease change in assumptions [Line Items] |  |  |  |
Increase / decrease discount rate |  | $ (45,732) | $ (53,058) |
Increase / decrease future salary growth |  | 58,488 |  | $ 67,549
Increase / decrease discount rate |  | 8,606 |  | 10,423
Increase / decrease future salary growth |  | (6,839) |  | (9,165)
Increase / decrease discount rate | $ (2,961) |  | $ (3,067) |
Increase / decrease medical and dental trend rates |  | 3,734 |  | 3,860
Increase / decrease discount rate |  | 2,216 |  | 2,222
Increase / decrease medical and dental trend rates |  | (1,826) |  | (1,839)
US [Member] |  |  |  |
Employee Benefit Plans (Details) - Schedule of impact on defined benefit obligation from one percent increase or decrease change in assumptions [Line Items] |  |  |  |
Increase / decrease discount rate |  | (8,418) |  |
Increase / decrease future salary growth |  | 10,317 |  |
Increase / decrease discount rate |  |  |  |
Increase / decrease future salary growth |  |  |  |
Increase / decrease discount rate |  | (408) |  | (419)
Increase / decrease medical and dental trend rates |  | 474 |  | 491
Increase / decrease discount rate |  |  |  |
Increase / decrease medical and dental trend rates |  |  |  |

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