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SHARE-BASED COMPENSATION (Outstanding Treasury RSUs) (Details) - Treasury RSUs
 12 Months Ended
Jan. 03, 2021
USD ($)
shares
Dec. 29, 2019
USD ($)
shares
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Number, outstanding, beginning of fiscal year (in shares) | shares 114,000 106,000
Granted (in shares) | shares   18,000
Granted for dividends declared (in shares) | shares 1,000 1,000
Settled through the issuance of common shares (in shares) | shares (72,000) (11,000)
Number, outstanding, end of fiscal year (in shares) | shares 43,000 114,000
Weighted average fair value per unit, outstanding, beginning of fiscal year (in dollars per share) | $ $ 31.42 $ 30.82
Granted (in dollars per share) | $   31.51
Granted for dividends declared (in dollars per share) | $ 12.58 34.14
Settled through the issuance of common shares (in dollars per share) | $ 31.65 25.97
Weighted average fair value per unit, outstanding, end of fiscal year (in dollars per share) | $ $ 30.47 $ 31.42