SHARE-BASED COMPENSATION (Black-Scholes option pricing model for the stock option grants) (Details) - $ / shares	12 Months Ended
Jan. 03, 2021	Dec. 29, 2019
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price, share options granted	$ 26.43
Risk-free interest rate	0.39%
Expected volatility	36.47%
Expected life	5 years
Expected dividend yield	2.57%
Stock Appreciation Rights
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price, share options granted	$ 30.00	$ 0
Risk-free interest rate	0.22%
Expected volatility	43.86%
Expected life	3 years
Expected dividend yield	2.32%

Option life, share expected life

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- Definition

The expected volatility of the share price used to calculate the fair value of the share options granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period. The measure of volatility used in option pricing models is the annualised standard deviation of the continuously compounded rates of return on the share over a period of time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2019-01-01
-Paragraph 47
-Subparagraph a
-Clause i
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2019-en-r&anchor=para_47_a_i&doctype=Standard
-URIDate 2019-03-27

+ Details

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- Definition

The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]]

+ References

+ Details

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

The exercise price of share options granted.

+ References

+ Details

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- Definition

The percentage of an expected dividend used to calculate the fair value of share options granted.

+ References

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