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STOCKHOLDERS’ EQUITY AND REDEEMABLE NONCONTROLLING INTEREST (Narrative) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |  | 3 Months Ended
--- | --- | ---
Jul. 01, 2015 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items] |  |  |  |  |  |
Dividends per common share |  | $ 0.40 | $ 0.38 | $ 0.38 | $ 0.38 | $ 0.38
Share repurchase authorization remaining available |  | $ 857 |  |  |  |
Reissuance of shares for employee benefit plan |  | 0.2 |  |  |  | 0.7
Redeemable noncontrolling interest |  | $ 72 | $ 70 |  |  |
UMass [Member] |  |  |  |  |  |
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership percentage by noncontrolling owners | 18.90% |  |  |  |  |
UMass Joint Venture [Member] |  |  |  |  |  |
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items] |  |  |  |  |  |
Redeemable noncontrolling interest, consideration | $ 68 |  |  |  |  |
Proceeds from noncontrolling interests | $ 50 |  |  |  |  |

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