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SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION (Outstanding DSUs) (Details) - DSUs - shares	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number, outstanding, beginning of fiscal year (in shares)	274,794	293,000
Granted (in shares)	48,000	54,000
Granted for dividends declared (in shares)	3,000	4,000
Forfeited (in shares)	(91,000)	(76,000)
Number, outstanding, end of fiscal year (in shares)	234,827	274,794

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- Definition

Number Of Other Equity Instruments Granted, Excluding Granted For Dividends Declared

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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- Definition

The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2019-01-01
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The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement.

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