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SHARE-BASED COMPENSATION (Outstanding Non-Treasury RSUs) (Details) - Non-Treasury RSUs | 12 Months Ended
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Dec. 31, 2017 USD ($) shares | Jan. 01, 2017 USD ($) shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number, outstanding, beginning of fiscal year (in shares) | shares | 1,047,000 | 953,000
Granted, net of granted for performance and dividends declared (in shares) | shares | 471,000 | 431,000
Granted for performance (in shares) | shares | 88,000 | 113,000
Granted for dividends declared (in shares) | shares | 13,000 | 10,000
Settled - common shares (in shares) | shares | 215,000 | 248,000
Settled - payment of withholding taxes (in shares) | shares | 142,000 | 178,000
Forfeited (in shares) | shares | 62,000 | 34,000
Number, outstanding, end of fiscal year (in shares) | shares | 1,200,000 | 1,047,000
Weighted average fair value per unit, outstanding, beginning of fiscal year (in dollars per share) | $ | $ 27.18 | $ 28.42
Granted (in dollars per share) | $ | 29.38 | 25.40
Granted for performance (in dollars per share) | $ | 28.42 | 28.42
Granted for dividends declared (in dollars per share) | $ | 29.86 | 28.99
Settled - common shares (in dollars per share) | $ | 28.34 | 28.42
Settled - payment of withholding taxes (in dollars per share) | $ | 28.42 | 28.42
Forfeited (in dollars per shares) | $ | 27.66 | 28.42
Weighted average fair value per unit, outstanding, end of fiscal year (in dollars per share) | $ | $ 27.79 | $ 27.18

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