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Summary of Significant Accounting Policies - Summary of Reclassification (Detail) - CAD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of Reclassification of Income statements [Line Items] |  |  |  |  |  |  |
Revenue | $ 372,077 | $ 204,507 | $ 695,146 | $ 407,712 | $ 960,156 | $ 1,217,052 | $ 2,045,422
COGS | 308,488 | 153,405 | 577,914 | 311,134 | 757,934 | 937,730 | 1,631,199
Gross margin | 63,589 | 51,102 | 117,232 | 96,578 | 202,222 | 279,322 | 414,223
SG&A | 43,346 | 33,357 | 90,150 | 71,812 | 147,931 | 163,310 | 182,315
Net earnings | $ 13,352 | 4,291 | $ 12,983 | 7,294 | (18,455) | 88,257 | 152,128
As previously reported |  |  |  |  |  |  |
Disclosure of Reclassification of Income statements [Line Items] |  |  |  |  |  |  |
Revenue |  | 204,507 |  | 407,712 | 960,156 | 1,217,052 | 2,045,422
COGS |  | 148,828 |  | 302,485 | 740,602 | 918,873 | 1,616,337
Gross margin |  | 55,679 |  | 105,227 | 219,554 | 298,179 | 429,085
SG&A |  | 37,934 |  | 80,461 | 165,263 | 182,167 | 197,177
Net earnings |  | 4,291 |  | 7,294 | $ (18,455) | $ 88,257 | $ 152,128
Reclassification |  |  |  |  |  |  |
Disclosure of Reclassification of Income statements [Line Items] |  |  |  |  |  |  |
Revenue |  | 0 |  | 0 |  |  |
COGS |  | 4,577 |  | 8,649 |  |  |
Gross margin |  | (4,577) |  | (8,649) |  |  |
SG&A |  | (4,577) |  | (8,649) |  |  |
Net earnings |  | $ 0 |  | $ 0 |  |  |

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