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STOCKHOLDERS’ EQUITY AND REDEEMABLE NONCONTROLLING INTEREST (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended							5 Months Ended	9 Months Ended
	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Jul. 01, 2015
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Dividends per common share	$ 0.45	$ 0.45	$ 0.45	$ 0.45	$ 0.40	$ 0.40	$ 0.40		$ 1.35	$ 1.20
Share repurchase authorization remaining available	$ 1,000								$ 1,000
Purchases of treasury stock, value									$ 365	$ 440
Reissuance of shares for employee benefit plan									2.3	1.4
UMass Joint Venture [Member]
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners											18.90%
Accelerated Share Repurchase Program [Member]
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Purchases of treasury stock- shares					0.3	2.8		3.1		3.1
Purchases of treasury stock, value								$ 250
Treasury stock acquired accelerated share repurchase, final purchase price, per share								$ 81.04
Treasury Stock, at Cost [Member]
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Purchases of treasury stock- shares									3.6	5.7
Purchases of treasury stock, value									$ 365	$ 440
Share repurchase, accrual	$ 15								$ 15

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Number of treasury shares (units) reissued during the period, excluding reissuance of shares (units) held in treasury used to satisfy equity-based compensation obligations exercised by the holders of such rights. Upon reissuance of shares (units) from treasury, either the common or preferred stock (unit) reissued is outstanding.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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