STOCK OWNERSHIP AND COMPENSATION PLANS (Transactions Under Stock Option Plans) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options outstanding, beginning of year	6.6
Options granted	2.5
Exercise of stock options, shares	(1.1)
Options forfeited and cancelled	(0.3)
Options outstanding, end of year	7.7	6.6
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Options outstanding, beginning of year weighted average exercise price	$ 54.46
Options, granted weighted average exercise price	71.14
Options exercised weighted average exercise price	53.79
Options forfeited and cancelled weighted average exercise price	61.99
Options outstanding, end of year weighted average exercise price	$ 59.65	$ 54.46
Options outstanding, end of year weighted average remaining contractual term	7 years 3 months 18 days
Options outstanding, end of year aggregate intrinsic value	$ 89
Exercisable, end of year shares	3.5
Exercisable, end of year weighted average exercise price	$ 55.37
Exercisable, end of year weighted average remaining contractual term	5 years 9 months 18 days
Exercisable, end of year aggregate intrinsic value	$ 56
Vested and expected to vest, end of year shares	7.5
Vested and expected to vest, end of year weighted average exercise price	$ 59.43
Vested and expected to vest, end of year weighted average remaining contractual term	7 years 3 months 18 days
Vested and expected to vest, end of year aggregate intrinsic value	$ 88
Total intrinsic value of options exercised	21	$ 13	$ 32
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options	$ 15
Unrecognized stock-based compensation cost weighted average period	1 year 10 months 24 days