EQUITY (Changes in Total Equity) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
EQUITY [Abstract]
Balance at beginning of year	$ 4,968,893	$ 4,572,476
Net earnings	52,979	44,921
Share-based compensation plans, net of shares withheld for taxes	(24,109)	(21,498)
Purchase and retirement of common stock	(57,824)	(49,221)
Share-based compensation expense	6,794	6,488
Cash dividends on common stock ($0.28/$0.25 per share)	(37,176)	(33,152)
Other comprehensive income	3,653	747
Balance at end of period	$ 4,913,210	$ 4,520,761
Cash dividend on common stock, per share	$ 0.28	$ 0.25