EQUITY (Details) (USD $)	1 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
EQUITY [Abstract]
Common stock, par value		$ 1	$ 1
Common stock issued in connection with business acquisitions	60,855	715,004
Shares of common stock issued to trustee under 401(k) savings and retirement plan		485,306	71,208	0
Net proceeds from issuance of common stock to the trustee under 401(k) savings and retirement plan		$ 30,620,000	$ 3,821,000
Reclassification of stock				$ 10,764,000
Number of shares held in treasury		0	0	0
Number of treasury shares purchased		0	0	0
Shares remaining under the current authorization repurchase program		3,411,416