BENEFIT PLANS (Benefit Payments Which Reflect Expected Future Service, Expected to be Paid) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
2014	$ 50,147
2015	48,500
2016	50,158
2017	51,407
2018	54,405
2019-2023	286,320
Other Postretirement Benefit Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
2014	9,431
2015	9,662
2016	9,605
2017	9,464
2018	9,417
2019-2023	$ 40,429