EMPLOYEE BENEFIT PLANS (Present Value of Accrued Liability) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Present Value Of Accrued Liabilitiy [Roll Forward]
Benefits paid	$ (15,202)	$ (13,463)
Interest cost	23,711	23,810
Discount rate	4.00%	4.75%
Executives Directors And Officer Of Acquired Entities [Member]
Present Value Of Accrued Liabilitiy [Roll Forward]
Present value of accrued liability as of January 1	25,586	23,027
Benefit expense	462	1,799
Benefits paid	(3,241)	(1,877)
Benefits forfeited	554	0
Interest cost	2,490	2,637
Present value of accrued liability as of December 31	$ 25,851	$ 25,586
Discount rate	4.00%	4.75%