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Segmented information (Tables) | 12 Months Ended
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Dec. 31, 2019
Operating Segments [Abstract] |
Revenue attributed to geographic regions | As at December 31, 2019 and 2018, the net book value of property, plant and equipment by country was as follows:
Property, plant and equipment 1 | United States |  | Egypt |  | New Zealand |  | Trinidad |  | Canada |  | Chile |  | WFS |  | Other |  |  | TOTAL |
December 31, 2019 | $ | 1,548,165 |  | $ | 657,961 |  | $ | 282,493 |  | $ | 146,273 |  | $ | 127,075 |  | $ | 145,892 |  | $ | 602,344 |  | $ | 65,992 |  |  | $ | 3,576,195 |
December 31, 2018 | $ | 1,407,693 |  | $ | 680,730 |  | $ | 314,281 |  | $ | 142,045 |  | $ | 126,488 |  | $ | 132,494 |  | $ | 207,840 |  | $ | 13,524 |  |  | $ | 3,025,095 |
Adjustments due to IFRS 16 | 48,029 |  | 14,551 |  | 1,070 |  | 849 |  | — |  | 9,687 |  | 282,854 |  | 53,629 |  |  | 410,669 |
January 1, 2019 | $ | 1,455,722 |  | $ | 695,281 |  | $ | 315,351 |  | $ | 142,894 |  | $ | 126,488 |  | $ | 142,181 |  | $ | 490,694 |  | $ | 67,153 |  |  | $ | 3,435,764 |
1 Includes impact of IFRS 16. During the years ended December 31, 2019 and 2018, revenues attributed to geographic regions, based on the location of customers, were as follows:
Revenue | China |  | Europe |  | United States |  | South Korea |  | South America |  | Canada |  | Other Asia |  |  | TOTAL |
2019 | $ | 998,302 |  | $ | 634,647 |  | $ | 581,631 |  | $ | 320,394 |  | $ | 307,706 |  | $ | 145,386 |  | $ | 295,448 |  |  | $ | 3,283,514 |
| 30 | % | 19 | % | 18 | % | 11 | % | 9 | % | 4 | % | 9 | % |  | 100 | %
2018 | $ | 1,228,239 |  | $ | 933,981 |  | $ | 813,558 |  | $ | 489,609 |  | $ | 392,519 |  | $ | 188,500 |  | $ | 436,296 |  |  | $ | 4,482,702 |
(As restated - note 25) | 27 | % | 21 | % | 18 | % | 11 | % | 9 | % | 4 | % | 10 | % |  | 100 | %

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- Definition The disclosure of geographical information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2019-01-01 -Paragraph 33 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2019-en-r&anchor=para_33&doctype=Standard -URIDate 2019-03-27 + Details
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