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STOCK INCENTIVE PLANS (Tables)

12 Months Ended

Dec. 31, 2020

STOCK INCENTIVE PLANS [Abstract]

Activity for restricted stock units

The following table summarizes RSU activity (in millions, except for share and per share amounts):

			2020									2019									2018
			Shares			Weighted Average Price Per Share						Shares			Weighted Average Price Per Share						Shares			Weighted Average Price Per Share
Beginning nonvested units			326,124			$	259.88					343,814			$	245.38					352,919			$	226.31
Issued			140,815			$	252.11					96,823			$	299.25					141,775			$	284.98
Canceled			(26,254)			$	257.56					(36,224)			$	253.22					(56,393)			$	245.08
Vested			(123,271)			$	252.05					(78,289)			$	247.96					(94,487)			$	233.75
Ending nonvested units			317,414			$	259.67					326,124			$	259.88					343,814			$	245.38
Fair value of shares vested			$	31								$	19								$	22

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STOCK INCENTIVE PLANS [Abstract]

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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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