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STOCKHOLDERS’ EQUITY AND REDEEMABLE NONCONTROLLING INTEREST (Details) - USD ($) $ / shares in Units, shares in Millions	1 Months Ended		3 Months Ended
	Mar. 31, 2021	Feb. 28, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Jul. 01, 2015
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Dividends per common share			$ 0.62	$ 0.56	$ 0.56	$ 0.56	$ 0.56
Additional amount authorized	$ 1,000,000,000	$ 1,000,000,000
Share repurchase authorization remaining available	$ 2,500,000,000		$ 2,500,000,000
Purchases of treasury stock, value			$ 410,000,000				$ 75,000,000
Reissuance of shares for employee benefit plan			0.6				1.1
UMass Joint Venture
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners								18.90%
Treasury Stock, at Cost
Schedule of Stockholders' Equity and Redeemable Noncontrolling Interest [Line Items]
Purchases of treasury stock- shares			3.4				0.7
Purchases of treasury stock, value			$ 410,000,000				$ 75,000,000

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