SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN (Details) (USD $) In Thousands, unless otherwise specified			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Supplemental Executive Retirement Plan [Member] participant	Mar. 31, 2013 Supplemental Executive Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Number of participants			6
Change in benefit obligation:
Service cost			$ 167	$ 162
Interest cost			106	86
Noncurrent liability	9,709	9,436
Components of net periodic pension cost [Abstract]
Service cost			167	162
Interest cost			106	86
Amortization of prior service cost			146	146
Amortization of loss			0	23
Total net periodic benefit cost			$ 419	$ 417