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Summary of Reconciliation of Disaggregated Revenue by Primary Geographical Market (Detail) - CAD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | $ 986,847 | $ 935,753
Contract Drilling Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 877,943 | 861,202
Completion and Production Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 113,488 | 77,251
Inter- Segment Eliminations [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | (4,584) | (2,700)
Canada [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 443,772 | 305,613
Canada [Member] | Contract Drilling Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 347,562 | 247,678
Canada [Member] | Completion and Production Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 100,788 | 60,621
Canada [Member] | Inter- Segment Eliminations [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | (4,578) | (2,686)
United States [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 398,024 | 444,052
United States [Member] | Contract Drilling Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 385,330 | 427,436
United States [Member] | Completion and Production Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 12,700 | 16,630
United States [Member] | Inter- Segment Eliminations [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | (6) | (14)
International [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | 145,051 | 186,088
International [Member] | Contract Drilling Services [Member] |  |
Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items] |  |
Revenue | $ 145,051 | $ 186,088

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