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DISAGGREGATION OF REVENUE (Net Sales) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 30, 2018 | Dec. 31, 2017
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | $ 2,908,565 | $ 2,750,816
United States |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 2,484,877 | 2,381,193
Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 120,764 | 131,061
International |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 302,924 | 238,562
Activewear |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 2,321,395 | 2,043,147
Hosiery and underwear |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | $ 587,170 | $ 707,669

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- Definition The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 15 -IssueDate 2017-01-01 -Paragraph 113 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2017-03-01&anchor=para_113_a&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 15 -IssueDate 2017-01-01 -Paragraph 114 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2017-03-01&anchor=para_114&doctype=Standard -URIDate 2017-03-09 + Details
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