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Segmented Information - Summary Of Detailed Information About Geographical Areas (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 geographical areas [line items] |  |  |  |  |  |  |
Segment revenue | $ 403,417 | $ 225,311 | $ 762,690 | $ 432,422 | $ 1,001,764 | $ 1,249,733 | $ 2,116,482
Intersegment revenue | (31,340) | (20,804) | (67,544) | (24,710) | (41,608) | (32,681) | (71,060)
Revenue | 372,077 | 204,507 | 695,146 | 407,712 | 960,156 | 1,217,052 | 2,045,422
Operating income (loss) | 20,243 | 17,745 | 27,082 | 24,766 | 54,291 | 116,012 | 231,908
Segment assets | 2,285,322 |  | 2,285,322 |  | 2,201,974 | 2,031,129 |
Goodwill | 568,044 |  | 568,044 |  | 566,270 | 576,028 | 573,928
Corporate | (560,480) |  | (560,480) |  | (576,802) | (427,581) |
Total segment assets | 2,292,886 |  | 2,292,886 |  | 2,191,442 | 2,179,576 |
Engineered Systems [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 196,346 | 64,998 | 370,777 | 137,230 | 354,127 | 598,566 | 1,448,503
Services [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 105,839 | 77,630 | 189,025 | 148,166 | 327,376 | 303,269 | 350,992
Energy Infrastructure [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 69,892 | 61,879 | 135,344 | 122,316 | 278,653 | 315,217 | 245,927
UNITED STATES |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Segment revenue | 226,087 | 120,754 | 408,842 | 205,719 | 497,630 | 649,133 | 1,243,760
Intersegment revenue | (28,733) | (15,095) | (64,024) | (18,114) | (27,247) | (16,847) | (48,091)
Revenue | 197,354 | 105,659 | 344,818 | 187,605 | 470,383 | 632,286 | 1,195,669
Operating income (loss) | 14,044 | 4,872 | 14,389 | 5,238 | 14,442 | 56,504 | 194,010
Segment assets | 1,030,299 |  | 1,030,299 |  | 1,000,755 | 895,022 |
Goodwill | 156,970 |  | 156,970 |  | 154,437 | 155,094 |
Corporate |  |  |  |  | 0 | 0 |
Total segment assets | 1,187,269 |  | 1,187,269 |  | 1,155,192 | 1,050,116 |
UNITED STATES | Engineered Systems [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 112,673 | 44,698 | 190,305 | 73,938 | 218,558 | 390,178 | 947,451
UNITED STATES | Services [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 53,105 | 37,195 | 95,354 | 67,309 | 153,722 | 150,939 | 172,130
UNITED STATES | Energy Infrastructure [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 31,576 | 23,766 | 59,159 | 46,358 | 98,103 | 91,169 | 76,088
Rest Of World [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Segment revenue | 104,125 | 65,429 | 213,519 | 135,946 | 309,695 | 353,210 | 354,680
Intersegment revenue | (111) | (34) | (189) | (40) | (138) | (199) | (7,846)
Revenue | 104,014 | 65,395 | 213,330 | 135,906 | 309,557 | 353,011 | 346,834
Operating income (loss) | 7,217 | 9,355 | 17,499 | 14,083 | 36,250 | 40,488 | 511
Segment assets | 694,574 |  | 694,574 |  | 654,969 | 610,597 |
Goodwill | 322,707 |  | 322,707 |  | 323,466 | 332,567 |
Corporate |  |  |  |  | 0 | 0 |
Total segment assets | 1,017,281 |  | 1,017,281 |  | 978,435 | 943,164 |
Rest Of World [Member] | Engineered Systems [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 34,810 | 3,642 | 84,102 | 12,084 | 22,500 | 40,485 | 76,813
Rest Of World [Member] | Services [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 31,861 | 24,668 | 54,895 | 50,579 | 111,500 | 96,092 | 111,357
Rest Of World [Member] | Energy Infrastructure [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 37,343 | 37,085 | 74,333 | 73,243 | 175,557 | 216,434 | 158,664
CANADA |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Segment revenue | 73,205 | 39,128 | 140,329 | 90,757 | 194,439 | 247,390 | 518,042
Intersegment revenue | (2,496) | (5,675) | (3,331) | (6,556) | (14,223) | (15,635) | (15,123)
Revenue | 70,709 | 33,453 | 136,998 | 84,201 | 180,216 | 231,755 | 502,919
Operating income (loss) | (1,018) | 3,518 | (4,806) | 5,445 | 3,599 | 19,020 | 37,387
Segment assets | 560,449 |  | 560,449 |  | 546,250 | 525,510 |
Goodwill | 88,367 |  | 88,367 |  | 88,367 | 88,367 |
Corporate |  |  |  |  | 0 | 0 |
Total segment assets | 648,816 |  | 648,816 |  | 634,617 | 613,877 |
CANADA | Engineered Systems [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 48,863 | 16,658 | 96,370 | 51,208 | 113,069 | 167,903 | 424,239
CANADA | Services [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | 20,873 | 15,767 | 38,776 | 30,278 | 62,154 | 56,238 | 67,505
CANADA | Energy Infrastructure [Member] |  |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |  |
Revenue | $ 973 | $ 1,028 | $ 1,852 | $ 2,715 | $ 4,993 | $ 7,614 | $ 11,175

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