CAPITAL STOCK (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
CAPITAL STOCK
Authorized common stock (in shares)	199,000,000	199,000,000
Common stock and treasury stock and the share activity
Balance at the beginning of the year (in shares)	84,100,000
Common stock repurchases (in shares)	2,000,000	1,600,000
Balance at the end of the year (in shares)	85,400,000	84,100,000
Cash dividends paid on the common stock (in dollars)	$ 66,133	$ 58,442	$ 53,308
Common Stock Par Value
Common stock and treasury stock and the share activity
Balance at the beginning of the year (in shares)	84,086,341	82,773,322
Restricted stock vestings (in shares)	12,046	9,023
Balance at the end of the year (in shares)	85,364,303	84,086,341
Common Stock Par Value | Stock Awards Plans
Common stock and treasury stock and the share activity
Stock option exercises (in shares)	1,217,583	1,234,163
Common Stock Par Value | Director Stock Option Plans
Common stock and treasury stock and the share activity
Stock option exercises (in shares)	48,333	69,833
Treasury Stock
Common stock and treasury stock and the share activity
Balance at the beginning of the year (in shares)	18,158,002	16,921,022
Common stock repurchases (in shares)	2,001,000	1,616,433
Balance at the end of the year (in shares)	19,979,833	18,158,002
Treasury Stock | Stock Awards Plans
Common stock and treasury stock and the share activity
Stock option exercises (in shares)	(179,169)	(379,453)