SHARE-BASED COMPENSATION PLANS (stock options) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Weighted-average exercise price per option
Outstanding, beginning of year	$ 62.04	$ 56.51	$ 47.68
Granted	44.72	62.12	75.30
Exercised	32.42	42.55	38.72
Forfeited or expired	62.75	66.85	62.19
Outstanding, end of year	53.92	62.04	56.51
Exercisable, end of year	$ 61.44	$ 59.90	$ 47.42
Change in number of stock options
Outstanding, beginning of year	1,245	1,139	1,251
Granted	644	519	270
Exercised	(21)	(339)	(347)
Forfeited or expired	(521)	(74)	(35)
Outstanding, end of year	1,347	1,245	1,139
Exercisable, end of year	485	472	555
Additional disclosures
Aggregate intrinsic value, options outstanding, end of year	$ 3,311
Aggregate intrinsic value, options exercisable, end of year	$ 292
Weighted average remaining contractual term, options outstanding, end of year	6 years 1 month 6 days
Weighted-average remaining contractual term, options exercisable, end of year	2 years 8 months 12 days
Weighted-average grant date fair value, options granted	$ 8.30	$ 10.98	$ 12.81
Total intrinsic value, options exercised	$ 292	$ 10,007	$ 11,699
Stock options [Member]
Assumptions, Black-Scholes option pricing model
Risk-free interest rate	2.30%	2.70%	1.60%
Dividend yield	2.70%	2.00%	1.60%
Expected volatility	24.50%	23.00%	23.70%
Weighted-average option life (in years)	5 years 3 months 18 days	3 years 10 months 24 days	3 years 8 months 12 days