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EQUITY (Narrative) (Details)
12 Months Ended
Dec. 31, 2017
item
$ / shares
shares
Dec. 31, 2016
$ / shares
shares
Dec. 31, 2015
shares
EQUITY [Abstract]      
Common stock, par value | $ / shares $ 1 $ 1  
Number of votes per common stock | item 1    
Preferred stock, shares authorized 5,000,000    
Preferred stock issued 0    
Treasury Stock Shares 0 0 0
Shares remaining under the current authorization repurchase program 9,489,717