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SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION (Outstanding DSUs) (Details) - DSUs - shares	12 Months Ended
	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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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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The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement.

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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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