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SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION (Outstanding DSUs) (Details) - DSUs - shares | 12 Months Ended
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Dec. 30, 2018 | Dec. 31, 2017
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number, outstanding, beginning of fiscal year (in shares) | 292,873 | 255,000
Granted (in shares) | 54,000 | 35,000
Granted for dividends declared (in shares) | 4,000 | 3,000
Forfeited (in shares) | (76,000) | 0
Number, outstanding, end of fiscal year (in shares) | 274,794 | 292,873

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- Definition The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2017-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2017-03-01&anchor=para_45&doctype=Standard -URIDate 2017-03-09 + Details
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